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Finding the Third Proportional to 28,360 and 60,336

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Solution

The third proportional to 28,360 and 60,336 is: 128,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,360 : 60,336 = 60,336 : x
  2. Step 2: Convert to fraction form
    28,360/60,336 = 60,336/x
  3. Step 3: Cross multiply
    28,360x = 60,336 × 60,336
  4. Step 4: Simplify right side
    28,360x = 3,640,432,896
  5. Step 5: Solve for x
    x = 3,640,432,896/28,360
  6. Step 6: Final answer
    x = 128,365.05

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.