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Finding the Fourth Proportional to 608.27, 839.00 and 562.13

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Solution

The fourth proportional to 608.27, 839.00 and 562.13 is: 775.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.27 : 839.00 = 562.13 : x
  2. Step 2: Convert to fraction form
    608.27/839.00 = 562.13/x
  3. Step 3: Cross multiply
    608.27x = 839.00 × 562.13
  4. Step 4: Simplify right side
    608.27x = 471,624.28
  5. Step 5: Solve for x
    x = 471,624.28/608.27
  6. Step 6: Final answer
    x = 775.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.