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Finding the Third Proportional to 1,053.75 and 2,298.75

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Solution

The third proportional to 1,053.75 and 2,298.75 is: 5,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053.75 : 2,298.75 = 2,298.75 : x
  2. Step 2: Convert to fraction form
    1,053.75/2,298.75 = 2,298.75/x
  3. Step 3: Cross multiply
    1,053.75x = 2,298.75 × 2,298.75
  4. Step 4: Simplify right side
    1,053.75x = 5,284,251.56
  5. Step 5: Solve for x
    x = 5,284,251.56/1,053.75
  6. Step 6: Final answer
    x = 5,014.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.