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Finding the Third Proportional to 477,391.50 and 1,039,995

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Solution

The third proportional to 477,391.50 and 1,039,995 is: 2,265,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,391.50 : 1,039,995 = 1,039,995 : x
  2. Step 2: Convert to fraction form
    477,391.50/1,039,995 = 1,039,995/x
  3. Step 3: Cross multiply
    477,391.50x = 1,039,995 × 1,039,995
  4. Step 4: Simplify right side
    477,391.50x = 1,081,589,600,025
  5. Step 5: Solve for x
    x = 1,081,589,600,025/477,391.50
  6. Step 6: Final answer
    x = 2,265,623.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.