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Finding the Third Proportional to 35,721 and 47,749.50

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Solution

The third proportional to 35,721 and 47,749.50 is: 63,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721 : 47,749.50 = 47,749.50 : x
  2. Step 2: Convert to fraction form
    35,721/47,749.50 = 47,749.50/x
  3. Step 3: Cross multiply
    35,721x = 47,749.50 × 47,749.50
  4. Step 4: Simplify right side
    35,721x = 2,280,014,750.25
  5. Step 5: Solve for x
    x = 2,280,014,750.25/35,721
  6. Step 6: Final answer
    x = 63,828.41

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.