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Finding the Fourth Proportional to 454,552.68, 627,143.67 and 263,527.95

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Solution

The fourth proportional to 454,552.68, 627,143.67 and 263,527.95 is: 363,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,552.68 : 627,143.67 = 263,527.95 : x
  2. Step 2: Convert to fraction form
    454,552.68/627,143.67 = 263,527.95/x
  3. Step 3: Cross multiply
    454,552.68x = 627,143.67 × 263,527.95
  4. Step 4: Simplify right side
    454,552.68x = 165,269,885,710.58
  5. Step 5: Solve for x
    x = 165,269,885,710.58/454,552.68
  6. Step 6: Final answer
    x = 363,587.97

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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.