Home / 658,397.92-987,635.16-185,120.20

Finding the Fourth Proportional to 658,397.92, 987,635.16 and 185,120.20

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Solution

The fourth proportional to 658,397.92, 987,635.16 and 185,120.20 is: 277,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,397.92 : 987,635.16 = 185,120.20 : x
  2. Step 2: Convert to fraction form
    658,397.92/987,635.16 = 185,120.20/x
  3. Step 3: Cross multiply
    658,397.92x = 987,635.16 × 185,120.20
  4. Step 4: Simplify right side
    658,397.92x = 182,831,218,346.23
  5. Step 5: Solve for x
    x = 182,831,218,346.23/658,397.92
  6. Step 6: Final answer
    x = 277,691.06

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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.