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Finding the Third Proportional to 325,848.75 and 681,490.88

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Solution

The third proportional to 325,848.75 and 681,490.88 is: 1,425,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,848.75 : 681,490.88 = 681,490.88 : x
  2. Step 2: Convert to fraction form
    325,848.75/681,490.88 = 681,490.88/x
  3. Step 3: Cross multiply
    325,848.75x = 681,490.88 × 681,490.88
  4. Step 4: Simplify right side
    325,848.75x = 464,429,812,708.27
  5. Step 5: Solve for x
    x = 464,429,812,708.27/325,848.75
  6. Step 6: Final answer
    x = 1,425,292.60

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.