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Finding the Third Proportional to 4,129,068 and 8,890,908

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Solution

The third proportional to 4,129,068 and 8,890,908 is: 19,144,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129,068 : 8,890,908 = 8,890,908 : x
  2. Step 2: Convert to fraction form
    4,129,068/8,890,908 = 8,890,908/x
  3. Step 3: Cross multiply
    4,129,068x = 8,890,908 × 8,890,908
  4. Step 4: Simplify right side
    4,129,068x = 79,048,245,064,464
  5. Step 5: Solve for x
    x = 79,048,245,064,464/4,129,068
  6. Step 6: Final answer
    x = 19,144,331.13

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.