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Finding the Fourth Proportional to 629,808.87, 944,714.00 and 156,494.23

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Solution

The fourth proportional to 629,808.87, 944,714.00 and 156,494.23 is: 234,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,808.87 : 944,714.00 = 156,494.23 : x
  2. Step 2: Convert to fraction form
    629,808.87/944,714.00 = 156,494.23/x
  3. Step 3: Cross multiply
    629,808.87x = 944,714.00 × 156,494.23
  4. Step 4: Simplify right side
    629,808.87x = 147,842,292,463.41
  5. Step 5: Solve for x
    x = 147,842,292,463.41/629,808.87
  6. Step 6: Final answer
    x = 234,741.52

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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.