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Finding the Fourth Proportional to 791,814, 1,092,706.32 and 429,238.56

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Solution

The fourth proportional to 791,814, 1,092,706.32 and 429,238.56 is: 592,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,814 : 1,092,706.32 = 429,238.56 : x
  2. Step 2: Convert to fraction form
    791,814/1,092,706.32 = 429,238.56/x
  3. Step 3: Cross multiply
    791,814x = 1,092,706.32 × 429,238.56
  4. Step 4: Simplify right side
    791,814x = 469,031,687,299.70
  5. Step 5: Solve for x
    x = 469,031,687,299.70/791,814
  6. Step 6: Final answer
    x = 592,350.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.