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Finding the Fourth Proportional to 737.61, 1,105.15 and 463.08

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Solution

The fourth proportional to 737.61, 1,105.15 and 463.08 is: 693.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.61 : 1,105.15 = 463.08 : x
  2. Step 2: Convert to fraction form
    737.61/1,105.15 = 463.08/x
  3. Step 3: Cross multiply
    737.61x = 1,105.15 × 463.08
  4. Step 4: Simplify right side
    737.61x = 511,772.86
  5. Step 5: Solve for x
    x = 511,772.86/737.61
  6. Step 6: Final answer
    x = 693.83

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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.