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Finding the Third Proportional to 5,037.56 and 7,914.19

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Solution

The third proportional to 5,037.56 and 7,914.19 is: 12,433.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.56 : 7,914.19 = 7,914.19 : x
  2. Step 2: Convert to fraction form
    5,037.56/7,914.19 = 7,914.19/x
  3. Step 3: Cross multiply
    5,037.56x = 7,914.19 × 7,914.19
  4. Step 4: Simplify right side
    5,037.56x = 62,634,363.79
  5. Step 5: Solve for x
    x = 62,634,363.79/5,037.56
  6. Step 6: Final answer
    x = 12,433.47

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.