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Finding the Third Proportional to 1,039,639.50 and 1,555,206

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Solution

The third proportional to 1,039,639.50 and 1,555,206 is: 2,326,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,639.50 : 1,555,206 = 1,555,206 : x
  2. Step 2: Convert to fraction form
    1,039,639.50/1,555,206 = 1,555,206/x
  3. Step 3: Cross multiply
    1,039,639.50x = 1,555,206 × 1,555,206
  4. Step 4: Simplify right side
    1,039,639.50x = 2,418,665,702,436
  5. Step 5: Solve for x
    x = 2,418,665,702,436/1,039,639.50
  6. Step 6: Final answer
    x = 2,326,446.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.