Home / 454,487.54-627,192.57-250,541.78

Finding the Fourth Proportional to 454,487.54, 627,192.57 and 250,541.78

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Solution

The fourth proportional to 454,487.54, 627,192.57 and 250,541.78 is: 345,747.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,487.54 : 627,192.57 = 250,541.78 : x
  2. Step 2: Convert to fraction form
    454,487.54/627,192.57 = 250,541.78/x
  3. Step 3: Cross multiply
    454,487.54x = 627,192.57 × 250,541.78
  4. Step 4: Simplify right side
    454,487.54x = 157,137,942,890.58
  5. Step 5: Solve for x
    x = 157,137,942,890.58/454,487.54
  6. Step 6: Final answer
    x = 345,747.53

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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.