Home / 868,908.40-1,303,362.60-237,799.60

Finding the Fourth Proportional to 868,908.40, 1,303,362.60 and 237,799.60

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Solution

The fourth proportional to 868,908.40, 1,303,362.60 and 237,799.60 is: 356,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,908.40 : 1,303,362.60 = 237,799.60 : x
  2. Step 2: Convert to fraction form
    868,908.40/1,303,362.60 = 237,799.60/x
  3. Step 3: Cross multiply
    868,908.40x = 1,303,362.60 × 237,799.60
  4. Step 4: Simplify right side
    868,908.40x = 309,939,104,934.96
  5. Step 5: Solve for x
    x = 309,939,104,934.96/868,908.40
  6. Step 6: Final answer
    x = 356,699.40

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Half scale
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Double scale
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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.