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Finding the Third Proportional to 655,205.63 and 1,028,013.19

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Solution

The third proportional to 655,205.63 and 1,028,013.19 is: 1,612,945.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,205.63 : 1,028,013.19 = 1,028,013.19 : x
  2. Step 2: Convert to fraction form
    655,205.63/1,028,013.19 = 1,028,013.19/x
  3. Step 3: Cross multiply
    655,205.63x = 1,028,013.19 × 1,028,013.19
  4. Step 4: Simplify right side
    655,205.63x = 1,056,811,113,673.91
  5. Step 5: Solve for x
    x = 1,056,811,113,673.91/655,205.63
  6. Step 6: Final answer
    x = 1,612,945.73

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.