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Finding the Third Proportional to 560.38 and 1,208.75

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Solution

The third proportional to 560.38 and 1,208.75 is: 2,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.38 : 1,208.75 = 1,208.75 : x
  2. Step 2: Convert to fraction form
    560.38/1,208.75 = 1,208.75/x
  3. Step 3: Cross multiply
    560.38x = 1,208.75 × 1,208.75
  4. Step 4: Simplify right side
    560.38x = 1,461,076.56
  5. Step 5: Solve for x
    x = 1,461,076.56/560.38
  6. Step 6: Final answer
    x = 2,607.32

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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.