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Finding the Third Proportional to 623,781 and 1,270,171.13

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Solution

The third proportional to 623,781 and 1,270,171.13 is: 2,586,379.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,781 : 1,270,171.13 = 1,270,171.13 : x
  2. Step 2: Convert to fraction form
    623,781/1,270,171.13 = 1,270,171.13/x
  3. Step 3: Cross multiply
    623,781x = 1,270,171.13 × 1,270,171.13
  4. Step 4: Simplify right side
    623,781x = 1,613,334,686,783.77
  5. Step 5: Solve for x
    x = 1,613,334,686,783.77/623,781
  6. Step 6: Final answer
    x = 2,586,379.97

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.