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Finding the Third Proportional to 147,611.25 and 305,725.50

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Solution

The third proportional to 147,611.25 and 305,725.50 is: 633,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,611.25 : 305,725.50 = 305,725.50 : x
  2. Step 2: Convert to fraction form
    147,611.25/305,725.50 = 305,725.50/x
  3. Step 3: Cross multiply
    147,611.25x = 305,725.50 × 305,725.50
  4. Step 4: Simplify right side
    147,611.25x = 93,468,081,350.25
  5. Step 5: Solve for x
    x = 93,468,081,350.25/147,611.25
  6. Step 6: Final answer
    x = 633,204.32

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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.