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Finding the Fourth Proportional to 545.09, 750.56 and 532.94

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Solution

The fourth proportional to 545.09, 750.56 and 532.94 is: 733.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    545.09 : 750.56 = 532.94 : x
  2. Step 2: Convert to fraction form
    545.09/750.56 = 532.94/x
  3. Step 3: Cross multiply
    545.09x = 750.56 × 532.94
  4. Step 4: Simplify right side
    545.09x = 400,002.66
  5. Step 5: Solve for x
    x = 400,002.66/545.09
  6. Step 6: Final answer
    x = 733.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.