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Finding the Third Proportional to 373,491.75 and 810,315.38

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Solution

The third proportional to 373,491.75 and 810,315.38 is: 1,758,033.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,491.75 : 810,315.38 = 810,315.38 : x
  2. Step 2: Convert to fraction form
    373,491.75/810,315.38 = 810,315.38/x
  3. Step 3: Cross multiply
    373,491.75x = 810,315.38 × 810,315.38
  4. Step 4: Simplify right side
    373,491.75x = 656,611,006,961.39
  5. Step 5: Solve for x
    x = 656,611,006,961.39/373,491.75
  6. Step 6: Final answer
    x = 1,758,033.50

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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.