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Finding the Fourth Proportional to 588.60, 812.46 and 414.52

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Solution

The fourth proportional to 588.60, 812.46 and 414.52 is: 572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.60 : 812.46 = 414.52 : x
  2. Step 2: Convert to fraction form
    588.60/812.46 = 414.52/x
  3. Step 3: Cross multiply
    588.60x = 812.46 × 414.52
  4. Step 4: Simplify right side
    588.60x = 336,780.92
  5. Step 5: Solve for x
    x = 336,780.92/588.60
  6. Step 6: Final answer
    x = 572.17

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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.