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Finding the Third Proportional to 7,342 and 9,816

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Solution

The third proportional to 7,342 and 9,816 is: 13,123.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342 : 9,816 = 9,816 : x
  2. Step 2: Convert to fraction form
    7,342/9,816 = 9,816/x
  3. Step 3: Cross multiply
    7,342x = 9,816 × 9,816
  4. Step 4: Simplify right side
    7,342x = 96,353,856
  5. Step 5: Solve for x
    x = 96,353,856/7,342
  6. Step 6: Final answer
    x = 13,123.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.