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Finding the Third Proportional to 223,828 and 480,785

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Solution

The third proportional to 223,828 and 480,785 is: 1,032,731.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,828 : 480,785 = 480,785 : x
  2. Step 2: Convert to fraction form
    223,828/480,785 = 480,785/x
  3. Step 3: Cross multiply
    223,828x = 480,785 × 480,785
  4. Step 4: Simplify right side
    223,828x = 231,154,216,225
  5. Step 5: Solve for x
    x = 231,154,216,225/223,828
  6. Step 6: Final answer
    x = 1,032,731.46

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.