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Finding the Third Proportional to 228,048 and 485,624

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Solution

The third proportional to 228,048 and 485,624 is: 1,034,127.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,048 : 485,624 = 485,624 : x
  2. Step 2: Convert to fraction form
    228,048/485,624 = 485,624/x
  3. Step 3: Cross multiply
    228,048x = 485,624 × 485,624
  4. Step 4: Simplify right side
    228,048x = 235,830,669,376
  5. Step 5: Solve for x
    x = 235,830,669,376/228,048
  6. Step 6: Final answer
    x = 1,034,127.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.