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Finding the Third Proportional to 30,440.25 and 45,536.63

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Solution

The third proportional to 30,440.25 and 45,536.63 is: 68,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,440.25 : 45,536.63 = 45,536.63 : x
  2. Step 2: Convert to fraction form
    30,440.25/45,536.63 = 45,536.63/x
  3. Step 3: Cross multiply
    30,440.25x = 45,536.63 × 45,536.63
  4. Step 4: Simplify right side
    30,440.25x = 2,073,584,216.39
  5. Step 5: Solve for x
    x = 2,073,584,216.39/30,440.25
  6. Step 6: Final answer
    x = 68,119.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.