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Finding the Fourth Proportional to 273,591, 377,561.94 and 171,620.76

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Solution

The fourth proportional to 273,591, 377,561.94 and 171,620.76 is: 236,840.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,591 : 377,561.94 = 171,620.76 : x
  2. Step 2: Convert to fraction form
    273,591/377,561.94 = 171,620.76/x
  3. Step 3: Cross multiply
    273,591x = 377,561.94 × 171,620.76
  4. Step 4: Simplify right side
    273,591x = 64,797,467,089.87
  5. Step 5: Solve for x
    x = 64,797,467,089.87/273,591
  6. Step 6: Final answer
    x = 236,840.64

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1.5x scale

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.