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Finding the Third Proportional to 154,280 and 226,074

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Solution

The third proportional to 154,280 and 226,074 is: 331,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,280 : 226,074 = 226,074 : x
  2. Step 2: Convert to fraction form
    154,280/226,074 = 226,074/x
  3. Step 3: Cross multiply
    154,280x = 226,074 × 226,074
  4. Step 4: Simplify right side
    154,280x = 51,109,453,476
  5. Step 5: Solve for x
    x = 51,109,453,476/154,280
  6. Step 6: Final answer
    x = 331,277.25

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.