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Finding the Fourth Proportional to 40,694,594.60, 61,041,891.90 and 29,853,198.20

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Solution

The fourth proportional to 40,694,594.60, 61,041,891.90 and 29,853,198.20 is: 44,779,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,694,594.60 : 61,041,891.90 = 29,853,198.20 : x
  2. Step 2: Convert to fraction form
    40,694,594.60/61,041,891.90 = 29,853,198.20/x
  3. Step 3: Cross multiply
    40,694,594.60x = 61,041,891.90 × 29,853,198.20
  4. Step 4: Simplify right side
    40,694,594.60x = 1,822,295,697,393,674.50
  5. Step 5: Solve for x
    x = 1,822,295,697,393,674.50/40,694,594.60
  6. Step 6: Final answer
    x = 44,779,797.30

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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.