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Finding the Third Proportional to 159,048 and 346,143

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Solution

The third proportional to 159,048 and 346,143 is: 753,325.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,048 : 346,143 = 346,143 : x
  2. Step 2: Convert to fraction form
    159,048/346,143 = 346,143/x
  3. Step 3: Cross multiply
    159,048x = 346,143 × 346,143
  4. Step 4: Simplify right side
    159,048x = 119,814,976,449
  5. Step 5: Solve for x
    x = 119,814,976,449/159,048
  6. Step 6: Final answer
    x = 753,325.89

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.