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Finding the Third Proportional to 254,252.25 and 393,926.63

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Solution

The third proportional to 254,252.25 and 393,926.63 is: 610,331.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,252.25 : 393,926.63 = 393,926.63 : x
  2. Step 2: Convert to fraction form
    254,252.25/393,926.63 = 393,926.63/x
  3. Step 3: Cross multiply
    254,252.25x = 393,926.63 × 393,926.63
  4. Step 4: Simplify right side
    254,252.25x = 155,178,185,883.89
  5. Step 5: Solve for x
    x = 155,178,185,883.89/254,252.25
  6. Step 6: Final answer
    x = 610,331.61

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.