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Finding the Fourth Proportional to 6,527.39, 9,007.81 and 3,543.23

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Solution

The fourth proportional to 6,527.39, 9,007.81 and 3,543.23 is: 4,889.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.39 : 9,007.81 = 3,543.23 : x
  2. Step 2: Convert to fraction form
    6,527.39/9,007.81 = 3,543.23/x
  3. Step 3: Cross multiply
    6,527.39x = 9,007.81 × 3,543.23
  4. Step 4: Simplify right side
    6,527.39x = 31,916,705.62
  5. Step 5: Solve for x
    x = 31,916,705.62/6,527.39
  6. Step 6: Final answer
    x = 4,889.66

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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.