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Finding the Fourth Proportional to 454,506.56, 627,240.48 and 253,304

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Solution

The fourth proportional to 454,506.56, 627,240.48 and 253,304 is: 349,571.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,506.56 : 627,240.48 = 253,304 : x
  2. Step 2: Convert to fraction form
    454,506.56/627,240.48 = 253,304/x
  3. Step 3: Cross multiply
    454,506.56x = 627,240.48 × 253,304
  4. Step 4: Simplify right side
    454,506.56x = 158,882,522,545.92
  5. Step 5: Solve for x
    x = 158,882,522,545.92/454,506.56
  6. Step 6: Final answer
    x = 349,571.46

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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.