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Finding the Third Proportional to 2,448.75 and 2,655.75

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Solution

The third proportional to 2,448.75 and 2,655.75 is: 2,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.75 : 2,655.75 = 2,655.75 : x
  2. Step 2: Convert to fraction form
    2,448.75/2,655.75 = 2,655.75/x
  3. Step 3: Cross multiply
    2,448.75x = 2,655.75 × 2,655.75
  4. Step 4: Simplify right side
    2,448.75x = 7,053,008.06
  5. Step 5: Solve for x
    x = 7,053,008.06/2,448.75
  6. Step 6: Final answer
    x = 2,880.25

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Why These Related Problems?

These problems maintain the same ratio (1.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.