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Finding the Third Proportional to 812,754 and 1,779,661.13

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Solution

The third proportional to 812,754 and 1,779,661.13 is: 3,896,866.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,754 : 1,779,661.13 = 1,779,661.13 : x
  2. Step 2: Convert to fraction form
    812,754/1,779,661.13 = 1,779,661.13/x
  3. Step 3: Cross multiply
    812,754x = 1,779,661.13 × 1,779,661.13
  4. Step 4: Simplify right side
    812,754x = 3,167,193,719,836.27
  5. Step 5: Solve for x
    x = 3,167,193,719,836.27/812,754
  6. Step 6: Final answer
    x = 3,896,866.36

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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.