Home / 527,748.34-791,846.68-261,513.88

Finding the Fourth Proportional to 527,748.34, 791,846.68 and 261,513.88

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Solution

The fourth proportional to 527,748.34, 791,846.68 and 261,513.88 is: 392,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,748.34 : 791,846.68 = 261,513.88 : x
  2. Step 2: Convert to fraction form
    527,748.34/791,846.68 = 261,513.88/x
  3. Step 3: Cross multiply
    527,748.34x = 791,846.68 × 261,513.88
  4. Step 4: Simplify right side
    527,748.34x = 207,078,897,651.92
  5. Step 5: Solve for x
    x = 207,078,897,651.92/527,748.34
  6. Step 6: Final answer
    x = 392,381.90

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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.