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Finding the Third Proportional to 73,467 and 120,622.50

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Solution

The third proportional to 73,467 and 120,622.50 is: 198,045.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,467 : 120,622.50 = 120,622.50 : x
  2. Step 2: Convert to fraction form
    73,467/120,622.50 = 120,622.50/x
  3. Step 3: Cross multiply
    73,467x = 120,622.50 × 120,622.50
  4. Step 4: Simplify right side
    73,467x = 14,549,787,506.25
  5. Step 5: Solve for x
    x = 14,549,787,506.25/73,467
  6. Step 6: Final answer
    x = 198,045.21

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.