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Finding the Third Proportional to 555,046.50 and 1,212,813.75

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Solution

The third proportional to 555,046.50 and 1,212,813.75 is: 2,650,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,046.50 : 1,212,813.75 = 1,212,813.75 : x
  2. Step 2: Convert to fraction form
    555,046.50/1,212,813.75 = 1,212,813.75/x
  3. Step 3: Cross multiply
    555,046.50x = 1,212,813.75 × 1,212,813.75
  4. Step 4: Simplify right side
    555,046.50x = 1,470,917,192,189.06
  5. Step 5: Solve for x
    x = 1,470,917,192,189.06/555,046.50
  6. Step 6: Final answer
    x = 2,650,079.21

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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.