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Finding the Fourth Proportional to 273,017.92, 376,956.84 and 191,519.44

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Solution

The fourth proportional to 273,017.92, 376,956.84 and 191,519.44 is: 264,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,017.92 : 376,956.84 = 191,519.44 : x
  2. Step 2: Convert to fraction form
    273,017.92/376,956.84 = 191,519.44/x
  3. Step 3: Cross multiply
    273,017.92x = 376,956.84 × 191,519.44
  4. Step 4: Simplify right side
    273,017.92x = 72,194,562,900.97
  5. Step 5: Solve for x
    x = 72,194,562,900.97/273,017.92
  6. Step 6: Final answer
    x = 264,431.59

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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.