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Finding the Fourth Proportional to 588.08, 880.56 and 554

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Solution

The fourth proportional to 588.08, 880.56 and 554 is: 829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.08 : 880.56 = 554 : x
  2. Step 2: Convert to fraction form
    588.08/880.56 = 554/x
  3. Step 3: Cross multiply
    588.08x = 880.56 × 554
  4. Step 4: Simplify right side
    588.08x = 487,830.24
  5. Step 5: Solve for x
    x = 487,830.24/588.08
  6. Step 6: Final answer
    x = 829.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.