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Finding the Third Proportional to 208,635.75 and 450,532.13

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Solution

The third proportional to 208,635.75 and 450,532.13 is: 972,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,635.75 : 450,532.13 = 450,532.13 : x
  2. Step 2: Convert to fraction form
    208,635.75/450,532.13 = 450,532.13/x
  3. Step 3: Cross multiply
    208,635.75x = 450,532.13 × 450,532.13
  4. Step 4: Simplify right side
    208,635.75x = 202,979,195,657.02
  5. Step 5: Solve for x
    x = 202,979,195,657.02/208,635.75
  6. Step 6: Final answer
    x = 972,887.90

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.