Home / 1,048,205.70-1,572,308.55-338,256.90

Finding the Fourth Proportional to 1,048,205.70, 1,572,308.55 and 338,256.90

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Solution

The fourth proportional to 1,048,205.70, 1,572,308.55 and 338,256.90 is: 507,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,205.70 : 1,572,308.55 = 338,256.90 : x
  2. Step 2: Convert to fraction form
    1,048,205.70/1,572,308.55 = 338,256.90/x
  3. Step 3: Cross multiply
    1,048,205.70x = 1,572,308.55 × 338,256.90
  4. Step 4: Simplify right side
    1,048,205.70x = 531,844,215,966.50
  5. Step 5: Solve for x
    x = 531,844,215,966.50/1,048,205.70
  6. Step 6: Final answer
    x = 507,385.35

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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.