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Finding the Fourth Proportional to 737,902.70, 1,107,048.45 and 264,538.70

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Solution

The fourth proportional to 737,902.70, 1,107,048.45 and 264,538.70 is: 396,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,902.70 : 1,107,048.45 = 264,538.70 : x
  2. Step 2: Convert to fraction form
    737,902.70/1,107,048.45 = 264,538.70/x
  3. Step 3: Cross multiply
    737,902.70x = 1,107,048.45 × 264,538.70
  4. Step 4: Simplify right side
    737,902.70x = 292,857,157,800.02
  5. Step 5: Solve for x
    x = 292,857,157,800.02/737,902.70
  6. Step 6: Final answer
    x = 396,877.74

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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.