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Finding the Fourth Proportional to 1,041.18, 1,563.12 and 733.17

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Solution

The fourth proportional to 1,041.18, 1,563.12 and 733.17 is: 1,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041.18 : 1,563.12 = 733.17 : x
  2. Step 2: Convert to fraction form
    1,041.18/1,563.12 = 733.17/x
  3. Step 3: Cross multiply
    1,041.18x = 1,563.12 × 733.17
  4. Step 4: Simplify right side
    1,041.18x = 1,146,032.69
  5. Step 5: Solve for x
    x = 1,146,032.69/1,041.18
  6. Step 6: Final answer
    x = 1,100.71

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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.