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Finding the Third Proportional to 228,210 and 333,864

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Solution

The third proportional to 228,210 and 333,864 is: 488,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,210 : 333,864 = 333,864 : x
  2. Step 2: Convert to fraction form
    228,210/333,864 = 333,864/x
  3. Step 3: Cross multiply
    228,210x = 333,864 × 333,864
  4. Step 4: Simplify right side
    228,210x = 111,465,170,496
  5. Step 5: Solve for x
    x = 111,465,170,496/228,210
  6. Step 6: Final answer
    x = 488,432.45

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.