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Finding the Third Proportional to 269,985.19 and 580,036.69

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Solution

The third proportional to 269,985.19 and 580,036.69 is: 1,246,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,985.19 : 580,036.69 = 580,036.69 : x
  2. Step 2: Convert to fraction form
    269,985.19/580,036.69 = 580,036.69/x
  3. Step 3: Cross multiply
    269,985.19x = 580,036.69 × 580,036.69
  4. Step 4: Simplify right side
    269,985.19x = 336,442,558,845.97
  5. Step 5: Solve for x
    x = 336,442,558,845.97/269,985.19
  6. Step 6: Final answer
    x = 1,246,151.92

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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.