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Finding the Fourth Proportional to 6,545.50, 9,032.78 and 3,561.33

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Solution

The fourth proportional to 6,545.50, 9,032.78 and 3,561.33 is: 4,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.50 : 9,032.78 = 3,561.33 : x
  2. Step 2: Convert to fraction form
    6,545.50/9,032.78 = 3,561.33/x
  3. Step 3: Cross multiply
    6,545.50x = 9,032.78 × 3,561.33
  4. Step 4: Simplify right side
    6,545.50x = 32,168,656.33
  5. Step 5: Solve for x
    x = 32,168,656.33/6,545.50
  6. Step 6: Final answer
    x = 4,914.63

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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.