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Finding the Third Proportional to 350,697.50 and 767,019

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Solution

The third proportional to 350,697.50 and 767,019 is: 1,677,565.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,697.50 : 767,019 = 767,019 : x
  2. Step 2: Convert to fraction form
    350,697.50/767,019 = 767,019/x
  3. Step 3: Cross multiply
    350,697.50x = 767,019 × 767,019
  4. Step 4: Simplify right side
    350,697.50x = 588,318,146,361
  5. Step 5: Solve for x
    x = 588,318,146,361/350,697.50
  6. Step 6: Final answer
    x = 1,677,565.84

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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.