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Finding the Third Proportional to 3,285.56 and 4,943.53

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Solution

The third proportional to 3,285.56 and 4,943.53 is: 7,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.56 : 4,943.53 = 4,943.53 : x
  2. Step 2: Convert to fraction form
    3,285.56/4,943.53 = 4,943.53/x
  3. Step 3: Cross multiply
    3,285.56x = 4,943.53 × 4,943.53
  4. Step 4: Simplify right side
    3,285.56x = 24,438,501.22
  5. Step 5: Solve for x
    x = 24,438,501.22/3,285.56
  6. Step 6: Final answer
    x = 7,438.15

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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.