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Finding the Third Proportional to 159,287.50 and 347,553

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Solution

The third proportional to 159,287.50 and 347,553 is: 758,333.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,287.50 : 347,553 = 347,553 : x
  2. Step 2: Convert to fraction form
    159,287.50/347,553 = 347,553/x
  3. Step 3: Cross multiply
    159,287.50x = 347,553 × 347,553
  4. Step 4: Simplify right side
    159,287.50x = 120,793,087,809
  5. Step 5: Solve for x
    x = 120,793,087,809/159,287.50
  6. Step 6: Final answer
    x = 758,333.75

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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.