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Finding the Fourth Proportional to 654,882.66, 982,700.64 and 275,773.50

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Solution

The fourth proportional to 654,882.66, 982,700.64 and 275,773.50 is: 413,818.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,882.66 : 982,700.64 = 275,773.50 : x
  2. Step 2: Convert to fraction form
    654,882.66/982,700.64 = 275,773.50/x
  3. Step 3: Cross multiply
    654,882.66x = 982,700.64 × 275,773.50
  4. Step 4: Simplify right side
    654,882.66x = 271,002,794,945.04
  5. Step 5: Solve for x
    x = 271,002,794,945.04/654,882.66
  6. Step 6: Final answer
    x = 413,818.86

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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.