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Finding the Third Proportional to 342,958 and 752,318

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Solution

The third proportional to 342,958 and 752,318 is: 1,650,296.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,958 : 752,318 = 752,318 : x
  2. Step 2: Convert to fraction form
    342,958/752,318 = 752,318/x
  3. Step 3: Cross multiply
    342,958x = 752,318 × 752,318
  4. Step 4: Simplify right side
    342,958x = 565,982,373,124
  5. Step 5: Solve for x
    x = 565,982,373,124/342,958
  6. Step 6: Final answer
    x = 1,650,296.46

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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.