Home / 650,117.10-975,175.65-531,921.90

Finding the Fourth Proportional to 650,117.10, 975,175.65 and 531,921.90

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Solution

The fourth proportional to 650,117.10, 975,175.65 and 531,921.90 is: 797,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,117.10 : 975,175.65 = 531,921.90 : x
  2. Step 2: Convert to fraction form
    650,117.10/975,175.65 = 531,921.90/x
  3. Step 3: Cross multiply
    650,117.10x = 975,175.65 × 531,921.90
  4. Step 4: Simplify right side
    650,117.10x = 518,717,284,581.74
  5. Step 5: Solve for x
    x = 518,717,284,581.74/650,117.10
  6. Step 6: Final answer
    x = 797,882.85

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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.