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Finding the Third Proportional to 225,015.75 and 492,063.75

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Solution

The third proportional to 225,015.75 and 492,063.75 is: 1,076,043.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,015.75 : 492,063.75 = 492,063.75 : x
  2. Step 2: Convert to fraction form
    225,015.75/492,063.75 = 492,063.75/x
  3. Step 3: Cross multiply
    225,015.75x = 492,063.75 × 492,063.75
  4. Step 4: Simplify right side
    225,015.75x = 242,126,734,064.06
  5. Step 5: Solve for x
    x = 242,126,734,064.06/225,015.75
  6. Step 6: Final answer
    x = 1,076,043.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.