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Finding the Third Proportional to 547.50 and 712

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Solution

The third proportional to 547.50 and 712 is: 925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.50 : 712 = 712 : x
  2. Step 2: Convert to fraction form
    547.50/712 = 712/x
  3. Step 3: Cross multiply
    547.50x = 712 × 712
  4. Step 4: Simplify right side
    547.50x = 506,944
  5. Step 5: Solve for x
    x = 506,944/547.50
  6. Step 6: Final answer
    x = 925.93

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.