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Finding the Fourth Proportional to 1,063.72, 1,597.11 and 882.28

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Solution

The fourth proportional to 1,063.72, 1,597.11 and 882.28 is: 1,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.72 : 1,597.11 = 882.28 : x
  2. Step 2: Convert to fraction form
    1,063.72/1,597.11 = 882.28/x
  3. Step 3: Cross multiply
    1,063.72x = 1,597.11 × 882.28
  4. Step 4: Simplify right side
    1,063.72x = 1,409,098.21
  5. Step 5: Solve for x
    x = 1,409,098.21/1,063.72
  6. Step 6: Final answer
    x = 1,324.69

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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.