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Finding the Third Proportional to 779,986.13 and 1,676,386.13

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Solution

The third proportional to 779,986.13 and 1,676,386.13 is: 3,602,974.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,986.13 : 1,676,386.13 = 1,676,386.13 : x
  2. Step 2: Convert to fraction form
    779,986.13/1,676,386.13 = 1,676,386.13/x
  3. Step 3: Cross multiply
    779,986.13x = 1,676,386.13 × 1,676,386.13
  4. Step 4: Simplify right side
    779,986.13x = 2,810,270,440,092.52
  5. Step 5: Solve for x
    x = 2,810,270,440,092.52/779,986.13
  6. Step 6: Final answer
    x = 3,602,974.91

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Why These Related Problems?

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