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Finding the Third Proportional to 223,390 and 481,772

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Solution

The third proportional to 223,390 and 481,772 is: 1,039,009.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,390 : 481,772 = 481,772 : x
  2. Step 2: Convert to fraction form
    223,390/481,772 = 481,772/x
  3. Step 3: Cross multiply
    223,390x = 481,772 × 481,772
  4. Step 4: Simplify right side
    223,390x = 232,104,259,984
  5. Step 5: Solve for x
    x = 232,104,259,984/223,390
  6. Step 6: Final answer
    x = 1,039,009.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.