Home / 541,520.17-812,404.82-181,738.77

Finding the Fourth Proportional to 541,520.17, 812,404.82 and 181,738.77

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Solution

The fourth proportional to 541,520.17, 812,404.82 and 181,738.77 is: 272,649.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,520.17 : 812,404.82 = 181,738.77 : x
  2. Step 2: Convert to fraction form
    541,520.17/812,404.82 = 181,738.77/x
  3. Step 3: Cross multiply
    541,520.17x = 812,404.82 × 181,738.77
  4. Step 4: Simplify right side
    541,520.17x = 147,645,450,136.70
  5. Step 5: Solve for x
    x = 147,645,450,136.70/541,520.17
  6. Step 6: Final answer
    x = 272,649.96

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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.