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Finding the Third Proportional to 2,659,117.50 and 4,368,694.50

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Solution

The third proportional to 2,659,117.50 and 4,368,694.50 is: 7,177,378.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,117.50 : 4,368,694.50 = 4,368,694.50 : x
  2. Step 2: Convert to fraction form
    2,659,117.50/4,368,694.50 = 4,368,694.50/x
  3. Step 3: Cross multiply
    2,659,117.50x = 4,368,694.50 × 4,368,694.50
  4. Step 4: Simplify right side
    2,659,117.50x = 19,085,491,634,330.25
  5. Step 5: Solve for x
    x = 19,085,491,634,330.25/2,659,117.50
  6. Step 6: Final answer
    x = 7,177,378.07

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.