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Finding the Third Proportional to 6,990 and 15,232

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Solution

The third proportional to 6,990 and 15,232 is: 33,192.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990 : 15,232 = 15,232 : x
  2. Step 2: Convert to fraction form
    6,990/15,232 = 15,232/x
  3. Step 3: Cross multiply
    6,990x = 15,232 × 15,232
  4. Step 4: Simplify right side
    6,990x = 232,013,824
  5. Step 5: Solve for x
    x = 232,013,824/6,990
  6. Step 6: Final answer
    x = 33,192.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.