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Finding the Fourth Proportional to 627.84, 935.76 and 592.56

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Solution

The fourth proportional to 627.84, 935.76 and 592.56 is: 883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.84 : 935.76 = 592.56 : x
  2. Step 2: Convert to fraction form
    627.84/935.76 = 592.56/x
  3. Step 3: Cross multiply
    627.84x = 935.76 × 592.56
  4. Step 4: Simplify right side
    627.84x = 554,493.95
  5. Step 5: Solve for x
    x = 554,493.95/627.84
  6. Step 6: Final answer
    x = 883.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.