Home / 392,941.80-588,732.30-182,147.40

Finding the Fourth Proportional to 392,941.80, 588,732.30 and 182,147.40

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Solution

The fourth proportional to 392,941.80, 588,732.30 and 182,147.40 is: 272,905.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,941.80 : 588,732.30 = 182,147.40 : x
  2. Step 2: Convert to fraction form
    392,941.80/588,732.30 = 182,147.40/x
  3. Step 3: Cross multiply
    392,941.80x = 588,732.30 × 182,147.40
  4. Step 4: Simplify right side
    392,941.80x = 107,236,057,741.02
  5. Step 5: Solve for x
    x = 107,236,057,741.02/392,941.80
  6. Step 6: Final answer
    x = 272,905.70

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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.