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Finding the Third Proportional to 1,101,965.06 and 1,702,815.19

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Solution

The third proportional to 1,101,965.06 and 1,702,815.19 is: 2,631,280.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,965.06 : 1,702,815.19 = 1,702,815.19 : x
  2. Step 2: Convert to fraction form
    1,101,965.06/1,702,815.19 = 1,702,815.19/x
  3. Step 3: Cross multiply
    1,101,965.06x = 1,702,815.19 × 1,702,815.19
  4. Step 4: Simplify right side
    1,101,965.06x = 2,899,579,562,780.66
  5. Step 5: Solve for x
    x = 2,899,579,562,780.66/1,101,965.06
  6. Step 6: Final answer
    x = 2,631,280.85

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.