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Finding the Third Proportional to 2,187,501.75 and 3,423,732.75

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Solution

The third proportional to 2,187,501.75 and 3,423,732.75 is: 5,358,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,501.75 : 3,423,732.75 = 3,423,732.75 : x
  2. Step 2: Convert to fraction form
    2,187,501.75/3,423,732.75 = 3,423,732.75/x
  3. Step 3: Cross multiply
    2,187,501.75x = 3,423,732.75 × 3,423,732.75
  4. Step 4: Simplify right side
    2,187,501.75x = 11,721,945,943,422.56
  5. Step 5: Solve for x
    x = 11,721,945,943,422.56/2,187,501.75
  6. Step 6: Final answer
    x = 5,358,599.57

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.