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Finding the Fourth Proportional to 1,032.00, 1,545.23 and 867.97

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Solution

The fourth proportional to 1,032.00, 1,545.23 and 867.97 is: 1,299.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.00 : 1,545.23 = 867.97 : x
  2. Step 2: Convert to fraction form
    1,032.00/1,545.23 = 867.97/x
  3. Step 3: Cross multiply
    1,032.00x = 1,545.23 × 867.97
  4. Step 4: Simplify right side
    1,032.00x = 1,341,208.94
  5. Step 5: Solve for x
    x = 1,341,208.94/1,032.00
  6. Step 6: Final answer
    x = 1,299.63

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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.