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Finding the Fourth Proportional to 629,808.56, 944,713.53 and 156,493.92

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Solution

The fourth proportional to 629,808.56, 944,713.53 and 156,493.92 is: 234,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,808.56 : 944,713.53 = 156,493.92 : x
  2. Step 2: Convert to fraction form
    629,808.56/944,713.53 = 156,493.92/x
  3. Step 3: Cross multiply
    629,808.56x = 944,713.53 × 156,493.92
  4. Step 4: Simplify right side
    629,808.56x = 147,841,922,804.27
  5. Step 5: Solve for x
    x = 147,841,922,804.27/629,808.56
  6. Step 6: Final answer
    x = 234,741.05

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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.