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Finding the Third Proportional to 842,673.38 and 1,842,998.06

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Solution

The third proportional to 842,673.38 and 1,842,998.06 is: 4,030,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,673.38 : 1,842,998.06 = 1,842,998.06 : x
  2. Step 2: Convert to fraction form
    842,673.38/1,842,998.06 = 1,842,998.06/x
  3. Step 3: Cross multiply
    842,673.38x = 1,842,998.06 × 1,842,998.06
  4. Step 4: Simplify right side
    842,673.38x = 3,396,641,858,378.75
  5. Step 5: Solve for x
    x = 3,396,641,858,378.75/842,673.38
  6. Step 6: Final answer
    x = 4,030,792.90

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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.