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Finding the Fourth Proportional to 454,601.52, 627,093.23 and 284,540.40

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Solution

The fourth proportional to 454,601.52, 627,093.23 and 284,540.40 is: 392,504.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,601.52 : 627,093.23 = 284,540.40 : x
  2. Step 2: Convert to fraction form
    454,601.52/627,093.23 = 284,540.40/x
  3. Step 3: Cross multiply
    454,601.52x = 627,093.23 × 284,540.40
  4. Step 4: Simplify right side
    454,601.52x = 178,433,357,078.79
  5. Step 5: Solve for x
    x = 178,433,357,078.79/454,601.52
  6. Step 6: Final answer
    x = 392,504.97

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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.