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Finding the Fourth Proportional to 5,650, 8,480.40 and 2,362.22

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Solution

The fourth proportional to 5,650, 8,480.40 and 2,362.22 is: 3,545.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650 : 8,480.40 = 2,362.22 : x
  2. Step 2: Convert to fraction form
    5,650/8,480.40 = 2,362.22/x
  3. Step 3: Cross multiply
    5,650x = 8,480.40 × 2,362.22
  4. Step 4: Simplify right side
    5,650x = 20,032,570.49
  5. Step 5: Solve for x
    x = 20,032,570.49/5,650
  6. Step 6: Final answer
    x = 3,545.59

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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.