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Finding the Third Proportional to 143,511.75 and 297,371.25

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Solution

The third proportional to 143,511.75 and 297,371.25 is: 616,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,511.75 : 297,371.25 = 297,371.25 : x
  2. Step 2: Convert to fraction form
    143,511.75/297,371.25 = 297,371.25/x
  3. Step 3: Cross multiply
    143,511.75x = 297,371.25 × 297,371.25
  4. Step 4: Simplify right side
    143,511.75x = 88,429,660,326.56
  5. Step 5: Solve for x
    x = 88,429,660,326.56/143,511.75
  6. Step 6: Final answer
    x = 616,184.11

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.