Home / 418,160.40-577,060.38-227,172.12

Finding the Fourth Proportional to 418,160.40, 577,060.38 and 227,172.12

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Solution

The fourth proportional to 418,160.40, 577,060.38 and 227,172.12 is: 313,497.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,160.40 : 577,060.38 = 227,172.12 : x
  2. Step 2: Convert to fraction form
    418,160.40/577,060.38 = 227,172.12/x
  3. Step 3: Cross multiply
    418,160.40x = 577,060.38 × 227,172.12
  4. Step 4: Simplify right side
    418,160.40x = 131,092,029,892.61
  5. Step 5: Solve for x
    x = 131,092,029,892.61/418,160.40
  6. Step 6: Final answer
    x = 313,497.00

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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.