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Finding the Third Proportional to 100,143 and 232,861.50

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Solution

The third proportional to 100,143 and 232,861.50 is: 541,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,143 : 232,861.50 = 232,861.50 : x
  2. Step 2: Convert to fraction form
    100,143/232,861.50 = 232,861.50/x
  3. Step 3: Cross multiply
    100,143x = 232,861.50 × 232,861.50
  4. Step 4: Simplify right side
    100,143x = 54,224,478,182.25
  5. Step 5: Solve for x
    x = 54,224,478,182.25/100,143
  6. Step 6: Final answer
    x = 541,470.48

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.