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Finding the Third Proportional to 207,631.88 and 452,784.75

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Solution

The third proportional to 207,631.88 and 452,784.75 is: 987,391.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,631.88 : 452,784.75 = 452,784.75 : x
  2. Step 2: Convert to fraction form
    207,631.88/452,784.75 = 452,784.75/x
  3. Step 3: Cross multiply
    207,631.88x = 452,784.75 × 452,784.75
  4. Step 4: Simplify right side
    207,631.88x = 205,014,029,832.56
  5. Step 5: Solve for x
    x = 205,014,029,832.56/207,631.88
  6. Step 6: Final answer
    x = 987,391.89

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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.