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Finding the Third Proportional to 18,679,696 and 40,547,875

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Solution

The third proportional to 18,679,696 and 40,547,875 is: 88,016,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,679,696 : 40,547,875 = 40,547,875 : x
  2. Step 2: Convert to fraction form
    18,679,696/40,547,875 = 40,547,875/x
  3. Step 3: Cross multiply
    18,679,696x = 40,547,875 × 40,547,875
  4. Step 4: Simplify right side
    18,679,696x = 1,644,130,167,015,625
  5. Step 5: Solve for x
    x = 1,644,130,167,015,625/18,679,696
  6. Step 6: Final answer
    x = 88,016,965.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.