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Finding the Third Proportional to 18,996,646.50 and 29,425,356

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Solution

The third proportional to 18,996,646.50 and 29,425,356 is: 45,579,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,996,646.50 : 29,425,356 = 29,425,356 : x
  2. Step 2: Convert to fraction form
    18,996,646.50/29,425,356 = 29,425,356/x
  3. Step 3: Cross multiply
    18,996,646.50x = 29,425,356 × 29,425,356
  4. Step 4: Simplify right side
    18,996,646.50x = 865,851,575,726,736
  5. Step 5: Solve for x
    x = 865,851,575,726,736/18,996,646.50
  6. Step 6: Final answer
    x = 45,579,180.29

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.