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Finding the Third Proportional to 365,960.25 and 554,043.38

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Solution

The third proportional to 365,960.25 and 554,043.38 is: 838,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,960.25 : 554,043.38 = 554,043.38 : x
  2. Step 2: Convert to fraction form
    365,960.25/554,043.38 = 554,043.38/x
  3. Step 3: Cross multiply
    365,960.25x = 554,043.38 × 554,043.38
  4. Step 4: Simplify right side
    365,960.25x = 306,964,061,381.39
  5. Step 5: Solve for x
    x = 306,964,061,381.39/365,960.25
  6. Step 6: Final answer
    x = 838,790.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.