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Finding the Third Proportional to 6,240 and 14,160

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Solution

The third proportional to 6,240 and 14,160 is: 32,132.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240 : 14,160 = 14,160 : x
  2. Step 2: Convert to fraction form
    6,240/14,160 = 14,160/x
  3. Step 3: Cross multiply
    6,240x = 14,160 × 14,160
  4. Step 4: Simplify right side
    6,240x = 200,505,600
  5. Step 5: Solve for x
    x = 200,505,600/6,240
  6. Step 6: Final answer
    x = 32,132.31

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Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.