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Finding the Third Proportional to 207,422.25 and 452,386.50

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Solution

The third proportional to 207,422.25 and 452,386.50 is: 986,651.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,422.25 : 452,386.50 = 452,386.50 : x
  2. Step 2: Convert to fraction form
    207,422.25/452,386.50 = 452,386.50/x
  3. Step 3: Cross multiply
    207,422.25x = 452,386.50 × 452,386.50
  4. Step 4: Simplify right side
    207,422.25x = 204,653,545,382.25
  5. Step 5: Solve for x
    x = 204,653,545,382.25/207,422.25
  6. Step 6: Final answer
    x = 986,651.84

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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.