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Finding the Third Proportional to 362,074 and 786,356

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Solution

The third proportional to 362,074 and 786,356 is: 1,707,815.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,074 : 786,356 = 786,356 : x
  2. Step 2: Convert to fraction form
    362,074/786,356 = 786,356/x
  3. Step 3: Cross multiply
    362,074x = 786,356 × 786,356
  4. Step 4: Simplify right side
    362,074x = 618,355,758,736
  5. Step 5: Solve for x
    x = 618,355,758,736/362,074
  6. Step 6: Final answer
    x = 1,707,815.97

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.