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Finding the Third Proportional to 869,491.13 and 1,893,429

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Solution

The third proportional to 869,491.13 and 1,893,429 is: 4,123,185.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,491.13 : 1,893,429 = 1,893,429 : x
  2. Step 2: Convert to fraction form
    869,491.13/1,893,429 = 1,893,429/x
  3. Step 3: Cross multiply
    869,491.13x = 1,893,429 × 1,893,429
  4. Step 4: Simplify right side
    869,491.13x = 3,585,073,378,041
  5. Step 5: Solve for x
    x = 3,585,073,378,041/869,491.13
  6. Step 6: Final answer
    x = 4,123,185.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.