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Finding the Fourth Proportional to 531,523.26, 797,658.49 and 480,704.21

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Solution

The fourth proportional to 531,523.26, 797,658.49 and 480,704.21 is: 721,394.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,523.26 : 797,658.49 = 480,704.21 : x
  2. Step 2: Convert to fraction form
    531,523.26/797,658.49 = 480,704.21/x
  3. Step 3: Cross multiply
    531,523.26x = 797,658.49 × 480,704.21
  4. Step 4: Simplify right side
    531,523.26x = 383,437,797,484.45
  5. Step 5: Solve for x
    x = 383,437,797,484.45/531,523.26
  6. Step 6: Final answer
    x = 721,394.20

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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.