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Finding the Third Proportional to 568.38 and 860.25

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Solution

The third proportional to 568.38 and 860.25 is: 1,302.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.38 : 860.25 = 860.25 : x
  2. Step 2: Convert to fraction form
    568.38/860.25 = 860.25/x
  3. Step 3: Cross multiply
    568.38x = 860.25 × 860.25
  4. Step 4: Simplify right side
    568.38x = 740,030.06
  5. Step 5: Solve for x
    x = 740,030.06/568.38
  6. Step 6: Final answer
    x = 1,302.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.