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Finding the Fourth Proportional to 552,666.70, 829,000.05 and 487,348.30

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Solution

The fourth proportional to 552,666.70, 829,000.05 and 487,348.30 is: 731,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,666.70 : 829,000.05 = 487,348.30 : x
  2. Step 2: Convert to fraction form
    552,666.70/829,000.05 = 487,348.30/x
  3. Step 3: Cross multiply
    552,666.70x = 829,000.05 × 487,348.30
  4. Step 4: Simplify right side
    552,666.70x = 404,011,765,067.42
  5. Step 5: Solve for x
    x = 404,011,765,067.42/552,666.70
  6. Step 6: Final answer
    x = 731,022.45

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Similar ratio
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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.