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Finding the Third Proportional to 173,579 and 360,979

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Solution

The third proportional to 173,579 and 360,979 is: 750,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,579 : 360,979 = 360,979 : x
  2. Step 2: Convert to fraction form
    173,579/360,979 = 360,979/x
  3. Step 3: Cross multiply
    173,579x = 360,979 × 360,979
  4. Step 4: Simplify right side
    173,579x = 130,305,838,441
  5. Step 5: Solve for x
    x = 130,305,838,441/173,579
  6. Step 6: Final answer
    x = 750,700.48

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.