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Finding the Third Proportional to 404,929.13 and 886,129.88

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Solution

The third proportional to 404,929.13 and 886,129.88 is: 1,939,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,929.13 : 886,129.88 = 886,129.88 : x
  2. Step 2: Convert to fraction form
    404,929.13/886,129.88 = 886,129.88/x
  3. Step 3: Cross multiply
    404,929.13x = 886,129.88 × 886,129.88
  4. Step 4: Simplify right side
    404,929.13x = 785,226,155,367.52
  5. Step 5: Solve for x
    x = 785,226,155,367.52/404,929.13
  6. Step 6: Final answer
    x = 1,939,169.37

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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.