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Finding the Third Proportional to 723,881.81 and 1,559,961.28

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Solution

The third proportional to 723,881.81 and 1,559,961.28 is: 3,361,707.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,881.81 : 1,559,961.28 = 1,559,961.28 : x
  2. Step 2: Convert to fraction form
    723,881.81/1,559,961.28 = 1,559,961.28/x
  3. Step 3: Cross multiply
    723,881.81x = 1,559,961.28 × 1,559,961.28
  4. Step 4: Simplify right side
    723,881.81x = 2,433,479,198,999.14
  5. Step 5: Solve for x
    x = 2,433,479,198,999.14/723,881.81
  6. Step 6: Final answer
    x = 3,361,707.89

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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.