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Finding the Fourth Proportional to 5,502.50, 7,593.45 and 3,018.50

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Solution

The fourth proportional to 5,502.50, 7,593.45 and 3,018.50 is: 4,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.50 : 7,593.45 = 3,018.50 : x
  2. Step 2: Convert to fraction form
    5,502.50/7,593.45 = 3,018.50/x
  3. Step 3: Cross multiply
    5,502.50x = 7,593.45 × 3,018.50
  4. Step 4: Simplify right side
    5,502.50x = 22,920,828.83
  5. Step 5: Solve for x
    x = 22,920,828.83/5,502.50
  6. Step 6: Final answer
    x = 4,165.53

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Why These Related Problems?

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