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Finding the Third Proportional to 9,534,710 and 20,851,915

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Solution

The third proportional to 9,534,710 and 20,851,915 is: 45,602,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534,710 : 20,851,915 = 20,851,915 : x
  2. Step 2: Convert to fraction form
    9,534,710/20,851,915 = 20,851,915/x
  3. Step 3: Cross multiply
    9,534,710x = 20,851,915 × 20,851,915
  4. Step 4: Simplify right side
    9,534,710x = 434,802,359,167,225
  5. Step 5: Solve for x
    x = 434,802,359,167,225/9,534,710
  6. Step 6: Final answer
    x = 45,602,053.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.