Home / 541,384.20-812,076.30-275,663.70

Finding the Fourth Proportional to 541,384.20, 812,076.30 and 275,663.70

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Solution

The fourth proportional to 541,384.20, 812,076.30 and 275,663.70 is: 413,495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,384.20 : 812,076.30 = 275,663.70 : x
  2. Step 2: Convert to fraction form
    541,384.20/812,076.30 = 275,663.70/x
  3. Step 3: Cross multiply
    541,384.20x = 812,076.30 × 275,663.70
  4. Step 4: Simplify right side
    541,384.20x = 223,859,957,540.31
  5. Step 5: Solve for x
    x = 223,859,957,540.31/541,384.20
  6. Step 6: Final answer
    x = 413,495.55

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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.