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Finding the Fourth Proportional to 454,892.61, 627,758.33 and 263,963.73

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Solution

The fourth proportional to 454,892.61, 627,758.33 and 263,963.73 is: 364,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,892.61 : 627,758.33 = 263,963.73 : x
  2. Step 2: Convert to fraction form
    454,892.61/627,758.33 = 263,963.73/x
  3. Step 3: Cross multiply
    454,892.61x = 627,758.33 × 263,963.73
  4. Step 4: Simplify right side
    454,892.61x = 165,705,429,005.55
  5. Step 5: Solve for x
    x = 165,705,429,005.55/454,892.61
  6. Step 6: Final answer
    x = 364,273.73

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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.