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Finding the Fourth Proportional to 40,694,596.60, 61,041,894.90 and 29,853,200.20

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Solution

The fourth proportional to 40,694,596.60, 61,041,894.90 and 29,853,200.20 is: 44,779,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,694,596.60 : 61,041,894.90 = 29,853,200.20 : x
  2. Step 2: Convert to fraction form
    40,694,596.60/61,041,894.90 = 29,853,200.20/x
  3. Step 3: Cross multiply
    40,694,596.60x = 61,041,894.90 × 29,853,200.20
  4. Step 4: Simplify right side
    40,694,596.60x = 1,822,295,909,037,059
  5. Step 5: Solve for x
    x = 1,822,295,909,037,059/40,694,596.60
  6. Step 6: Final answer
    x = 44,779,800.30

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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.