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Finding the Fourth Proportional to 337,542.01, 506,452.80 and 147,904.40

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Solution

The fourth proportional to 337,542.01, 506,452.80 and 147,904.40 is: 221,917.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,542.01 : 506,452.80 = 147,904.40 : x
  2. Step 2: Convert to fraction form
    337,542.01/506,452.80 = 147,904.40/x
  3. Step 3: Cross multiply
    337,542.01x = 506,452.80 × 147,904.40
  4. Step 4: Simplify right side
    337,542.01x = 74,906,597,512.32
  5. Step 5: Solve for x
    x = 74,906,597,512.32/337,542.01
  6. Step 6: Final answer
    x = 221,917.85

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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.