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Finding the Fourth Proportional to 541,892.60, 812,838.90 and 531,524.60

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Solution

The fourth proportional to 541,892.60, 812,838.90 and 531,524.60 is: 797,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,892.60 : 812,838.90 = 531,524.60 : x
  2. Step 2: Convert to fraction form
    541,892.60/812,838.90 = 531,524.60/x
  3. Step 3: Cross multiply
    541,892.60x = 812,838.90 × 531,524.60
  4. Step 4: Simplify right side
    541,892.60x = 432,043,871,186.94
  5. Step 5: Solve for x
    x = 432,043,871,186.94/541,892.60
  6. Step 6: Final answer
    x = 797,286.90

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Similar ratio
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1.5x scale

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.