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Finding the Third Proportional to 135,360 and 203,040

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Solution

The third proportional to 135,360 and 203,040 is: 304,560

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,360 : 203,040 = 203,040 : x
  2. Step 2: Convert to fraction form
    135,360/203,040 = 203,040/x
  3. Step 3: Cross multiply
    135,360x = 203,040 × 203,040
  4. Step 4: Simplify right side
    135,360x = 41,225,241,600
  5. Step 5: Solve for x
    x = 41,225,241,600/135,360
  6. Step 6: Final answer
    x = 304,560

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.