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Finding the Fourth Proportional to 653,737.80, 902,152.72 and 367,251.74

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Solution

The fourth proportional to 653,737.80, 902,152.72 and 367,251.74 is: 506,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,737.80 : 902,152.72 = 367,251.74 : x
  2. Step 2: Convert to fraction form
    653,737.80/902,152.72 = 367,251.74/x
  3. Step 3: Cross multiply
    653,737.80x = 902,152.72 × 367,251.74
  4. Step 4: Simplify right side
    653,737.80x = 331,317,156,165.73
  5. Step 5: Solve for x
    x = 331,317,156,165.73/653,737.80
  6. Step 6: Final answer
    x = 506,804.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.