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Finding the Third Proportional to 8,985,656 and 19,681,763

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Solution

The third proportional to 8,985,656 and 19,681,763 is: 43,110,018.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985,656 : 19,681,763 = 19,681,763 : x
  2. Step 2: Convert to fraction form
    8,985,656/19,681,763 = 19,681,763/x
  3. Step 3: Cross multiply
    8,985,656x = 19,681,763 × 19,681,763
  4. Step 4: Simplify right side
    8,985,656x = 387,371,794,788,169
  5. Step 5: Solve for x
    x = 387,371,794,788,169/8,985,656
  6. Step 6: Final answer
    x = 43,110,018.32

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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.