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Finding the Fourth Proportional to 737,175.60, 1,104,013.80 and 453,740.40

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Solution

The fourth proportional to 737,175.60, 1,104,013.80 and 453,740.40 is: 679,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,175.60 : 1,104,013.80 = 453,740.40 : x
  2. Step 2: Convert to fraction form
    737,175.60/1,104,013.80 = 453,740.40/x
  3. Step 3: Cross multiply
    737,175.60x = 1,104,013.80 × 453,740.40
  4. Step 4: Simplify right side
    737,175.60x = 500,935,663,217.52
  5. Step 5: Solve for x
    x = 500,935,663,217.52/737,175.60
  6. Step 6: Final answer
    x = 679,533.70

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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.