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Finding the Fourth Proportional to 587.48, 881.18 and 176.60

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Solution

The fourth proportional to 587.48, 881.18 and 176.60 is: 264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.48 : 881.18 = 176.60 : x
  2. Step 2: Convert to fraction form
    587.48/881.18 = 176.60/x
  3. Step 3: Cross multiply
    587.48x = 881.18 × 176.60
  4. Step 4: Simplify right side
    587.48x = 155,618.37
  5. Step 5: Solve for x
    x = 155,618.37/587.48
  6. Step 6: Final answer
    x = 264.89

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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.