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Finding the Third Proportional to 326.25 and 560.25

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Solution

The third proportional to 326.25 and 560.25 is: 962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    326.25 : 560.25 = 560.25 : x
  2. Step 2: Convert to fraction form
    326.25/560.25 = 560.25/x
  3. Step 3: Cross multiply
    326.25x = 560.25 × 560.25
  4. Step 4: Simplify right side
    326.25x = 313,880.06
  5. Step 5: Solve for x
    x = 313,880.06/326.25
  6. Step 6: Final answer
    x = 962.08

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Why These Related Problems?

These problems maintain the same ratio (1.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.