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Finding the Third Proportional to 4,787,814 and 10,239,180

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Solution

The third proportional to 4,787,814 and 10,239,180 is: 21,897,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,814 : 10,239,180 = 10,239,180 : x
  2. Step 2: Convert to fraction form
    4,787,814/10,239,180 = 10,239,180/x
  3. Step 3: Cross multiply
    4,787,814x = 10,239,180 × 10,239,180
  4. Step 4: Simplify right side
    4,787,814x = 104,840,807,072,400
  5. Step 5: Solve for x
    x = 104,840,807,072,400/4,787,814
  6. Step 6: Final answer
    x = 21,897,426.90

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.