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Finding the Fourth Proportional to 587.27, 880.46 and 356.10

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Solution

The fourth proportional to 587.27, 880.46 and 356.10 is: 533.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.27 : 880.46 = 356.10 : x
  2. Step 2: Convert to fraction form
    587.27/880.46 = 356.10/x
  3. Step 3: Cross multiply
    587.27x = 880.46 × 356.10
  4. Step 4: Simplify right side
    587.27x = 313,531.81
  5. Step 5: Solve for x
    x = 313,531.81/587.27
  6. Step 6: Final answer
    x = 533.88

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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.