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Finding the Third Proportional to 2,166,167.81 and 4,693,548.38

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Solution

The third proportional to 2,166,167.81 and 4,693,548.38 is: 10,169,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,167.81 : 4,693,548.38 = 4,693,548.38 : x
  2. Step 2: Convert to fraction form
    2,166,167.81/4,693,548.38 = 4,693,548.38/x
  3. Step 3: Cross multiply
    2,166,167.81x = 4,693,548.38 × 4,693,548.38
  4. Step 4: Simplify right side
    2,166,167.81x = 22,029,396,348,465.14
  5. Step 5: Solve for x
    x = 22,029,396,348,465.14/2,166,167.81
  6. Step 6: Final answer
    x = 10,169,755.19

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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.