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Finding the Fourth Proportional to 273,887.84, 410,559.60 and 190,606.88

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Solution

The fourth proportional to 273,887.84, 410,559.60 and 190,606.88 is: 285,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,887.84 : 410,559.60 = 190,606.88 : x
  2. Step 2: Convert to fraction form
    273,887.84/410,559.60 = 190,606.88/x
  3. Step 3: Cross multiply
    273,887.84x = 410,559.60 × 190,606.88
  4. Step 4: Simplify right side
    273,887.84x = 78,255,484,410.05
  5. Step 5: Solve for x
    x = 78,255,484,410.05/273,887.84
  6. Step 6: Final answer
    x = 285,720.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.