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Finding the Third Proportional to 484,639.03 and 679,141.13

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Solution

The third proportional to 484,639.03 and 679,141.13 is: 951,703.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,639.03 : 679,141.13 = 679,141.13 : x
  2. Step 2: Convert to fraction form
    484,639.03/679,141.13 = 679,141.13/x
  3. Step 3: Cross multiply
    484,639.03x = 679,141.13 × 679,141.13
  4. Step 4: Simplify right side
    484,639.03x = 461,232,667,666.27
  5. Step 5: Solve for x
    x = 461,232,667,666.27/484,639.03
  6. Step 6: Final answer
    x = 951,703.51

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.