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Finding the Fourth Proportional to 247,997.56, 341,629.22 and 179,814.20

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Solution

The fourth proportional to 247,997.56, 341,629.22 and 179,814.20 is: 247,703.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,997.56 : 341,629.22 = 179,814.20 : x
  2. Step 2: Convert to fraction form
    247,997.56/341,629.22 = 179,814.20/x
  3. Step 3: Cross multiply
    247,997.56x = 341,629.22 × 179,814.20
  4. Step 4: Simplify right side
    247,997.56x = 61,429,784,890.92
  5. Step 5: Solve for x
    x = 61,429,784,890.92/247,997.56
  6. Step 6: Final answer
    x = 247,703.18

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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.