Home / 527,931.48-791,897.19-243,537.88

Finding the Fourth Proportional to 527,931.48, 791,897.19 and 243,537.88

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Solution

The fourth proportional to 527,931.48, 791,897.19 and 243,537.88 is: 365,306.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,931.48 : 791,897.19 = 243,537.88 : x
  2. Step 2: Convert to fraction form
    527,931.48/791,897.19 = 243,537.88/x
  3. Step 3: Cross multiply
    527,931.48x = 791,897.19 × 243,537.88
  4. Step 4: Simplify right side
    527,931.48x = 192,856,962,830.56
  5. Step 5: Solve for x
    x = 192,856,962,830.56/527,931.48
  6. Step 6: Final answer
    x = 365,306.81

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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.