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Finding the Third Proportional to 356,475.30 and 792,656.51

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Solution

The third proportional to 356,475.30 and 792,656.51 is: 1,762,546.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,475.30 : 792,656.51 = 792,656.51 : x
  2. Step 2: Convert to fraction form
    356,475.30/792,656.51 = 792,656.51/x
  3. Step 3: Cross multiply
    356,475.30x = 792,656.51 × 792,656.51
  4. Step 4: Simplify right side
    356,475.30x = 628,304,339,377.51
  5. Step 5: Solve for x
    x = 628,304,339,377.51/356,475.30
  6. Step 6: Final answer
    x = 1,762,546.61

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.