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Finding the Fourth Proportional to 591.12, 886.04 and 282.32

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Solution

The fourth proportional to 591.12, 886.04 and 282.32 is: 423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.12 : 886.04 = 282.32 : x
  2. Step 2: Convert to fraction form
    591.12/886.04 = 282.32/x
  3. Step 3: Cross multiply
    591.12x = 886.04 × 282.32
  4. Step 4: Simplify right side
    591.12x = 250,146.81
  5. Step 5: Solve for x
    x = 250,146.81/591.12
  6. Step 6: Final answer
    x = 423.17

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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.