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Finding the Third Proportional to 159,222 and 335,724

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Solution

The third proportional to 159,222 and 335,724 is: 707,883.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,222 : 335,724 = 335,724 : x
  2. Step 2: Convert to fraction form
    159,222/335,724 = 335,724/x
  3. Step 3: Cross multiply
    159,222x = 335,724 × 335,724
  4. Step 4: Simplify right side
    159,222x = 112,710,604,176
  5. Step 5: Solve for x
    x = 112,710,604,176/159,222
  6. Step 6: Final answer
    x = 707,883.36

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.