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Finding the Fourth Proportional to 532,422.55, 735,520.39 and 460,678.02

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Solution

The fourth proportional to 532,422.55, 735,520.39 and 460,678.02 is: 636,408.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,422.55 : 735,520.39 = 460,678.02 : x
  2. Step 2: Convert to fraction form
    532,422.55/735,520.39 = 460,678.02/x
  3. Step 3: Cross multiply
    532,422.55x = 735,520.39 × 460,678.02
  4. Step 4: Simplify right side
    532,422.55x = 338,838,073,257.23
  5. Step 5: Solve for x
    x = 338,838,073,257.23/532,422.55
  6. Step 6: Final answer
    x = 636,408.19

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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.