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Finding the Third Proportional to 4,948.31 and 7,260.19

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Solution

The third proportional to 4,948.31 and 7,260.19 is: 10,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.31 : 7,260.19 = 7,260.19 : x
  2. Step 2: Convert to fraction form
    4,948.31/7,260.19 = 7,260.19/x
  3. Step 3: Cross multiply
    4,948.31x = 7,260.19 × 7,260.19
  4. Step 4: Simplify right side
    4,948.31x = 52,710,322.54
  5. Step 5: Solve for x
    x = 52,710,322.54/4,948.31
  6. Step 6: Final answer
    x = 10,652.18

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.