Home / 542,982.70-814,668.45-227,536.30

Finding the Fourth Proportional to 542,982.70, 814,668.45 and 227,536.30

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Solution

The fourth proportional to 542,982.70, 814,668.45 and 227,536.30 is: 341,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,982.70 : 814,668.45 = 227,536.30 : x
  2. Step 2: Convert to fraction form
    542,982.70/814,668.45 = 227,536.30/x
  3. Step 3: Cross multiply
    542,982.70x = 814,668.45 × 227,536.30
  4. Step 4: Simplify right side
    542,982.70x = 185,366,644,839.74
  5. Step 5: Solve for x
    x = 185,366,644,839.74/542,982.70
  6. Step 6: Final answer
    x = 341,385.91

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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.