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Finding the Third Proportional to 7,094.25 and 9,918

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Solution

The third proportional to 7,094.25 and 9,918 is: 13,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,094.25 : 9,918 = 9,918 : x
  2. Step 2: Convert to fraction form
    7,094.25/9,918 = 9,918/x
  3. Step 3: Cross multiply
    7,094.25x = 9,918 × 9,918
  4. Step 4: Simplify right side
    7,094.25x = 98,366,724
  5. Step 5: Solve for x
    x = 98,366,724/7,094.25
  6. Step 6: Final answer
    x = 13,865.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.