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Finding the Fourth Proportional to 26,944.10, 40,416.15 and 19,600.10

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Solution

The fourth proportional to 26,944.10, 40,416.15 and 19,600.10 is: 29,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,944.10 : 40,416.15 = 19,600.10 : x
  2. Step 2: Convert to fraction form
    26,944.10/40,416.15 = 19,600.10/x
  3. Step 3: Cross multiply
    26,944.10x = 40,416.15 × 19,600.10
  4. Step 4: Simplify right side
    26,944.10x = 792,160,581.62
  5. Step 5: Solve for x
    x = 792,160,581.62/26,944.10
  6. Step 6: Final answer
    x = 29,400.15

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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.