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Finding the Fourth Proportional to 5,502.87, 8,256.98 and 3,422.34

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Solution

The fourth proportional to 5,502.87, 8,256.98 and 3,422.34 is: 5,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.87 : 8,256.98 = 3,422.34 : x
  2. Step 2: Convert to fraction form
    5,502.87/8,256.98 = 3,422.34/x
  3. Step 3: Cross multiply
    5,502.87x = 8,256.98 × 3,422.34
  4. Step 4: Simplify right side
    5,502.87x = 28,258,192.93
  5. Step 5: Solve for x
    x = 28,258,192.93/5,502.87
  6. Step 6: Final answer
    x = 5,135.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.