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Finding the Fourth Proportional to 587.16, 881.46 and 556.92

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Solution

The fourth proportional to 587.16, 881.46 and 556.92 is: 836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.16 : 881.46 = 556.92 : x
  2. Step 2: Convert to fraction form
    587.16/881.46 = 556.92/x
  3. Step 3: Cross multiply
    587.16x = 881.46 × 556.92
  4. Step 4: Simplify right side
    587.16x = 490,902.70
  5. Step 5: Solve for x
    x = 490,902.70/587.16
  6. Step 6: Final answer
    x = 836.06

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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.