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Finding the Third Proportional to 6,128 and 14,342

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Solution

The third proportional to 6,128 and 14,342 is: 33,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128 : 14,342 = 14,342 : x
  2. Step 2: Convert to fraction form
    6,128/14,342 = 14,342/x
  3. Step 3: Cross multiply
    6,128x = 14,342 × 14,342
  4. Step 4: Simplify right side
    6,128x = 205,692,964
  5. Step 5: Solve for x
    x = 205,692,964/6,128
  6. Step 6: Final answer
    x = 33,566.08

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.