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Finding the Third Proportional to 350,386 and 753,260

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Solution

The third proportional to 350,386 and 753,260 is: 1,619,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,386 : 753,260 = 753,260 : x
  2. Step 2: Convert to fraction form
    350,386/753,260 = 753,260/x
  3. Step 3: Cross multiply
    350,386x = 753,260 × 753,260
  4. Step 4: Simplify right side
    350,386x = 567,400,627,600
  5. Step 5: Solve for x
    x = 567,400,627,600/350,386
  6. Step 6: Final answer
    x = 1,619,358.73

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.