Home / 418,542.33-577,612.04-227,551.62

Finding the Fourth Proportional to 418,542.33, 577,612.04 and 227,551.62

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Solution

The fourth proportional to 418,542.33, 577,612.04 and 227,551.62 is: 314,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,542.33 : 577,612.04 = 227,551.62 : x
  2. Step 2: Convert to fraction form
    418,542.33/577,612.04 = 227,551.62/x
  3. Step 3: Cross multiply
    418,542.33x = 577,612.04 × 227,551.62
  4. Step 4: Simplify right side
    418,542.33x = 131,436,554,295.75
  5. Step 5: Solve for x
    x = 131,436,554,295.75/418,542.33
  6. Step 6: Final answer
    x = 314,034.08

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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.