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Finding the Third Proportional to 159,786 and 344,484

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Solution

The third proportional to 159,786 and 344,484 is: 742,675.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,786 : 344,484 = 344,484 : x
  2. Step 2: Convert to fraction form
    159,786/344,484 = 344,484/x
  3. Step 3: Cross multiply
    159,786x = 344,484 × 344,484
  4. Step 4: Simplify right side
    159,786x = 118,669,226,256
  5. Step 5: Solve for x
    x = 118,669,226,256/159,786
  6. Step 6: Final answer
    x = 742,675.99

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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.