Home / 454,475.35-627,147.80-250,515.73

Finding the Fourth Proportional to 454,475.35, 627,147.80 and 250,515.73

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Solution

The fourth proportional to 454,475.35, 627,147.80 and 250,515.73 is: 345,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,475.35 : 627,147.80 = 250,515.73 : x
  2. Step 2: Convert to fraction form
    454,475.35/627,147.80 = 250,515.73/x
  3. Step 3: Cross multiply
    454,475.35x = 627,147.80 × 250,515.73
  4. Step 4: Simplify right side
    454,475.35x = 157,110,387,053.88
  5. Step 5: Solve for x
    x = 157,110,387,053.88/454,475.35
  6. Step 6: Final answer
    x = 345,696.17

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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.