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Finding the Fourth Proportional to 273,764.77, 377,797.12 and 152,906.92

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Solution

The fourth proportional to 273,764.77, 377,797.12 and 152,906.92 is: 211,012.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,764.77 : 377,797.12 = 152,906.92 : x
  2. Step 2: Convert to fraction form
    273,764.77/377,797.12 = 152,906.92/x
  3. Step 3: Cross multiply
    273,764.77x = 377,797.12 × 152,906.92
  4. Step 4: Simplify right side
    273,764.77x = 57,767,795,066.49
  5. Step 5: Solve for x
    x = 57,767,795,066.49/273,764.77
  6. Step 6: Final answer
    x = 211,012.52

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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.