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Finding the Third Proportional to 7,256,164 and 10,489,110

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Solution

The third proportional to 7,256,164 and 10,489,110 is: 15,162,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256,164 : 10,489,110 = 10,489,110 : x
  2. Step 2: Convert to fraction form
    7,256,164/10,489,110 = 10,489,110/x
  3. Step 3: Cross multiply
    7,256,164x = 10,489,110 × 10,489,110
  4. Step 4: Simplify right side
    7,256,164x = 110,021,428,592,100
  5. Step 5: Solve for x
    x = 110,021,428,592,100/7,256,164
  6. Step 6: Final answer
    x = 15,162,478.22

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.