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Finding the Fourth Proportional to 1,562.46, 2,343.82 and 588.30

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Solution

The fourth proportional to 1,562.46, 2,343.82 and 588.30 is: 882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.46 : 2,343.82 = 588.30 : x
  2. Step 2: Convert to fraction form
    1,562.46/2,343.82 = 588.30/x
  3. Step 3: Cross multiply
    1,562.46x = 2,343.82 × 588.30
  4. Step 4: Simplify right side
    1,562.46x = 1,378,869.31
  5. Step 5: Solve for x
    x = 1,378,869.31/1,562.46
  6. Step 6: Final answer
    x = 882.50

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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.