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Finding the Third Proportional to 30,604 and 47,256

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Solution

The third proportional to 30,604 and 47,256 is: 72,968.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,604 : 47,256 = 47,256 : x
  2. Step 2: Convert to fraction form
    30,604/47,256 = 47,256/x
  3. Step 3: Cross multiply
    30,604x = 47,256 × 47,256
  4. Step 4: Simplify right side
    30,604x = 2,233,129,536
  5. Step 5: Solve for x
    x = 2,233,129,536/30,604
  6. Step 6: Final answer
    x = 72,968.55

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.