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Finding the Third Proportional to 147,764.50 and 306,039.50

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Solution

The third proportional to 147,764.50 and 306,039.50 is: 633,847.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,764.50 : 306,039.50 = 306,039.50 : x
  2. Step 2: Convert to fraction form
    147,764.50/306,039.50 = 306,039.50/x
  3. Step 3: Cross multiply
    147,764.50x = 306,039.50 × 306,039.50
  4. Step 4: Simplify right side
    147,764.50x = 93,660,175,560.25
  5. Step 5: Solve for x
    x = 93,660,175,560.25/147,764.50
  6. Step 6: Final answer
    x = 633,847.61

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.