Home / 418,844.25-577,961.33-237,498.21

Finding the Fourth Proportional to 418,844.25, 577,961.33 and 237,498.21

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Solution

The fourth proportional to 418,844.25, 577,961.33 and 237,498.21 is: 327,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,844.25 : 577,961.33 = 237,498.21 : x
  2. Step 2: Convert to fraction form
    418,844.25/577,961.33 = 237,498.21/x
  3. Step 3: Cross multiply
    418,844.25x = 577,961.33 × 237,498.21
  4. Step 4: Simplify right side
    418,844.25x = 137,264,780,136.73
  5. Step 5: Solve for x
    x = 137,264,780,136.73/418,844.25
  6. Step 6: Final answer
    x = 327,722.73

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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.