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Finding the Third Proportional to 1,578 and 2,373

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Solution

The third proportional to 1,578 and 2,373 is: 3,568.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578 : 2,373 = 2,373 : x
  2. Step 2: Convert to fraction form
    1,578/2,373 = 2,373/x
  3. Step 3: Cross multiply
    1,578x = 2,373 × 2,373
  4. Step 4: Simplify right side
    1,578x = 5,631,129
  5. Step 5: Solve for x
    x = 5,631,129/1,578
  6. Step 6: Final answer
    x = 3,568.52

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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.