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Finding the Third Proportional to 1,995,465.38 and 4,377,214.69

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Solution

The third proportional to 1,995,465.38 and 4,377,214.69 is: 9,601,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,465.38 : 4,377,214.69 = 4,377,214.69 : x
  2. Step 2: Convert to fraction form
    1,995,465.38/4,377,214.69 = 4,377,214.69/x
  3. Step 3: Cross multiply
    1,995,465.38x = 4,377,214.69 × 4,377,214.69
  4. Step 4: Simplify right side
    1,995,465.38x = 19,160,008,420,465.72
  5. Step 5: Solve for x
    x = 19,160,008,420,465.72/1,995,465.38
  6. Step 6: Final answer
    x = 9,601,774.43

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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.