Home / 418,177.60-577,081.98-227,192.56

Finding the Fourth Proportional to 418,177.60, 577,081.98 and 227,192.56

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Solution

The fourth proportional to 418,177.60, 577,081.98 and 227,192.56 is: 313,524.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,177.60 : 577,081.98 = 227,192.56 : x
  2. Step 2: Convert to fraction form
    418,177.60/577,081.98 = 227,192.56/x
  3. Step 3: Cross multiply
    418,177.60x = 577,081.98 × 227,192.56
  4. Step 4: Simplify right side
    418,177.60x = 131,108,732,366.07
  5. Step 5: Solve for x
    x = 131,108,732,366.07/418,177.60
  6. Step 6: Final answer
    x = 313,524.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.