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Finding the Third Proportional to 159,976 and 346,448

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Solution

The third proportional to 159,976 and 346,448 is: 750,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,976 : 346,448 = 346,448 : x
  2. Step 2: Convert to fraction form
    159,976/346,448 = 346,448/x
  3. Step 3: Cross multiply
    159,976x = 346,448 × 346,448
  4. Step 4: Simplify right side
    159,976x = 120,026,216,704
  5. Step 5: Solve for x
    x = 120,026,216,704/159,976
  6. Step 6: Final answer
    x = 750,276.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.