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Finding the Fourth Proportional to 1,092.28, 1,637.07 and 536.53

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Solution

The fourth proportional to 1,092.28, 1,637.07 and 536.53 is: 804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092.28 : 1,637.07 = 536.53 : x
  2. Step 2: Convert to fraction form
    1,092.28/1,637.07 = 536.53/x
  3. Step 3: Cross multiply
    1,092.28x = 1,637.07 × 536.53
  4. Step 4: Simplify right side
    1,092.28x = 878,337.17
  5. Step 5: Solve for x
    x = 878,337.17/1,092.28
  6. Step 6: Final answer
    x = 804.13

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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.