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Finding the Fourth Proportional to 241,861.40, 362,698.74 and 79,716.52

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Solution

The fourth proportional to 241,861.40, 362,698.74 and 79,716.52 is: 119,544.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,861.40 : 362,698.74 = 79,716.52 : x
  2. Step 2: Convert to fraction form
    241,861.40/362,698.74 = 79,716.52/x
  3. Step 3: Cross multiply
    241,861.40x = 362,698.74 × 79,716.52
  4. Step 4: Simplify right side
    241,861.40x = 28,913,081,361.18
  5. Step 5: Solve for x
    x = 28,913,081,361.18/241,861.40
  6. Step 6: Final answer
    x = 119,544.01

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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.