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Finding the Third Proportional to 15,255 and 35,638.50

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Solution

The third proportional to 15,255 and 35,638.50 is: 83,258.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,255 : 35,638.50 = 35,638.50 : x
  2. Step 2: Convert to fraction form
    15,255/35,638.50 = 35,638.50/x
  3. Step 3: Cross multiply
    15,255x = 35,638.50 × 35,638.50
  4. Step 4: Simplify right side
    15,255x = 1,270,102,682.25
  5. Step 5: Solve for x
    x = 1,270,102,682.25/15,255
  6. Step 6: Final answer
    x = 83,258.12

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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.