Home / 1,237,196.50-1,855,794.75-303,308.50

Finding the Fourth Proportional to 1,237,196.50, 1,855,794.75 and 303,308.50

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Solution

The fourth proportional to 1,237,196.50, 1,855,794.75 and 303,308.50 is: 454,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,196.50 : 1,855,794.75 = 303,308.50 : x
  2. Step 2: Convert to fraction form
    1,237,196.50/1,855,794.75 = 303,308.50/x
  3. Step 3: Cross multiply
    1,237,196.50x = 1,855,794.75 × 303,308.50
  4. Step 4: Simplify right side
    1,237,196.50x = 562,878,321,930.38
  5. Step 5: Solve for x
    x = 562,878,321,930.38/1,237,196.50
  6. Step 6: Final answer
    x = 454,962.75

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Half scale
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Double scale
Find fourth proportional to 1,237,197.50, 1,855,796.25 and 303,309.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.