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Finding the Fourth Proportional to 40,265.20, 60,340.20 and 29,652.40

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Solution

The fourth proportional to 40,265.20, 60,340.20 and 29,652.40 is: 44,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,265.20 : 60,340.20 = 29,652.40 : x
  2. Step 2: Convert to fraction form
    40,265.20/60,340.20 = 29,652.40/x
  3. Step 3: Cross multiply
    40,265.20x = 60,340.20 × 29,652.40
  4. Step 4: Simplify right side
    40,265.20x = 1,789,231,746.48
  5. Step 5: Solve for x
    x = 1,789,231,746.48/40,265.20
  6. Step 6: Final answer
    x = 44,436.18

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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.