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Finding the Third Proportional to 223,369 and 481,729

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Solution

The third proportional to 223,369 and 481,729 is: 1,038,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,369 : 481,729 = 481,729 : x
  2. Step 2: Convert to fraction form
    223,369/481,729 = 481,729/x
  3. Step 3: Cross multiply
    223,369x = 481,729 × 481,729
  4. Step 4: Simplify right side
    223,369x = 232,062,829,441
  5. Step 5: Solve for x
    x = 232,062,829,441/223,369
  6. Step 6: Final answer
    x = 1,038,921.38

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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.