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Finding the Fourth Proportional to 273,768.75, 377,796.95 and 152,911.80

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Solution

The fourth proportional to 273,768.75, 377,796.95 and 152,911.80 is: 211,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,768.75 : 377,796.95 = 152,911.80 : x
  2. Step 2: Convert to fraction form
    273,768.75/377,796.95 = 152,911.80/x
  3. Step 3: Cross multiply
    273,768.75x = 377,796.95 × 152,911.80
  4. Step 4: Simplify right side
    273,768.75x = 57,769,610,894.45
  5. Step 5: Solve for x
    x = 57,769,610,894.45/273,768.75
  6. Step 6: Final answer
    x = 211,016.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.