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Finding the Third Proportional to 13,276,008 and 20,503,672

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Solution

The third proportional to 13,276,008 and 20,503,672 is: 31,666,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276,008 : 20,503,672 = 20,503,672 : x
  2. Step 2: Convert to fraction form
    13,276,008/20,503,672 = 20,503,672/x
  3. Step 3: Cross multiply
    13,276,008x = 20,503,672 × 20,503,672
  4. Step 4: Simplify right side
    13,276,008x = 420,400,565,483,584
  5. Step 5: Solve for x
    x = 420,400,565,483,584/13,276,008
  6. Step 6: Final answer
    x = 31,666,188.02

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.