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Finding the Third Proportional to 335,724.75 and 654,318

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Solution

The third proportional to 335,724.75 and 654,318 is: 1,275,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,724.75 : 654,318 = 654,318 : x
  2. Step 2: Convert to fraction form
    335,724.75/654,318 = 654,318/x
  3. Step 3: Cross multiply
    335,724.75x = 654,318 × 654,318
  4. Step 4: Simplify right side
    335,724.75x = 428,132,045,124
  5. Step 5: Solve for x
    x = 428,132,045,124/335,724.75
  6. Step 6: Final answer
    x = 1,275,247.19

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.