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Finding the Fourth Proportional to 883.47, 1,217.10 and 733.17

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Solution

The fourth proportional to 883.47, 1,217.10 and 733.17 is: 1,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.47 : 1,217.10 = 733.17 : x
  2. Step 2: Convert to fraction form
    883.47/1,217.10 = 733.17/x
  3. Step 3: Cross multiply
    883.47x = 1,217.10 × 733.17
  4. Step 4: Simplify right side
    883.47x = 892,341.21
  5. Step 5: Solve for x
    x = 892,341.21/883.47
  6. Step 6: Final answer
    x = 1,010.04

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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.