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Finding the Third Proportional to 20,696,604 and 43,538,160

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Solution

The third proportional to 20,696,604 and 43,538,160 is: 91,588,522.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,696,604 : 43,538,160 = 43,538,160 : x
  2. Step 2: Convert to fraction form
    20,696,604/43,538,160 = 43,538,160/x
  3. Step 3: Cross multiply
    20,696,604x = 43,538,160 × 43,538,160
  4. Step 4: Simplify right side
    20,696,604x = 1,895,571,376,185,600
  5. Step 5: Solve for x
    x = 1,895,571,376,185,600/20,696,604
  6. Step 6: Final answer
    x = 91,588,522.26

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.