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Finding the Fourth Proportional to 239,718.83, 359,622.05 and 186,093.59

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Solution

The fourth proportional to 239,718.83, 359,622.05 and 186,093.59 is: 279,174.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,718.83 : 359,622.05 = 186,093.59 : x
  2. Step 2: Convert to fraction form
    239,718.83/359,622.05 = 186,093.59/x
  3. Step 3: Cross multiply
    239,718.83x = 359,622.05 × 186,093.59
  4. Step 4: Simplify right side
    239,718.83x = 66,923,355,599.08
  5. Step 5: Solve for x
    x = 66,923,355,599.08/239,718.83
  6. Step 6: Final answer
    x = 279,174.39

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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.