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Finding the Third Proportional to 30,440 and 44,607

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Solution

The third proportional to 30,440 and 44,607 is: 65,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,440 : 44,607 = 44,607 : x
  2. Step 2: Convert to fraction form
    30,440/44,607 = 44,607/x
  3. Step 3: Cross multiply
    30,440x = 44,607 × 44,607
  4. Step 4: Simplify right side
    30,440x = 1,989,784,449
  5. Step 5: Solve for x
    x = 1,989,784,449/30,440
  6. Step 6: Final answer
    x = 65,367.43

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.