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Finding the Third Proportional to 15,556 and 33,584

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Solution

The third proportional to 15,556 and 33,584 is: 72,504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556 : 33,584 = 33,584 : x
  2. Step 2: Convert to fraction form
    15,556/33,584 = 33,584/x
  3. Step 3: Cross multiply
    15,556x = 33,584 × 33,584
  4. Step 4: Simplify right side
    15,556x = 1,127,885,056
  5. Step 5: Solve for x
    x = 1,127,885,056/15,556
  6. Step 6: Final answer
    x = 72,504.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.