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Finding the Third Proportional to 592.88 and 1,280.25

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Solution

The third proportional to 592.88 and 1,280.25 is: 2,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.88 : 1,280.25 = 1,280.25 : x
  2. Step 2: Convert to fraction form
    592.88/1,280.25 = 1,280.25/x
  3. Step 3: Cross multiply
    592.88x = 1,280.25 × 1,280.25
  4. Step 4: Simplify right side
    592.88x = 1,639,040.06
  5. Step 5: Solve for x
    x = 1,639,040.06/592.88
  6. Step 6: Final answer
    x = 2,764.56

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.