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Finding the Third Proportional to 148,068 and 211,027.50

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Solution

The third proportional to 148,068 and 211,027.50 is: 300,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,068 : 211,027.50 = 211,027.50 : x
  2. Step 2: Convert to fraction form
    148,068/211,027.50 = 211,027.50/x
  3. Step 3: Cross multiply
    148,068x = 211,027.50 × 211,027.50
  4. Step 4: Simplify right side
    148,068x = 44,532,605,756.25
  5. Step 5: Solve for x
    x = 44,532,605,756.25/148,068
  6. Step 6: Final answer
    x = 300,757.80

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.