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Finding the Fourth Proportional to 236,319.80, 354,479.09 and 101,296.31

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Solution

The fourth proportional to 236,319.80, 354,479.09 and 101,296.31 is: 151,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,319.80 : 354,479.09 = 101,296.31 : x
  2. Step 2: Convert to fraction form
    236,319.80/354,479.09 = 101,296.31/x
  3. Step 3: Cross multiply
    236,319.80x = 354,479.09 × 101,296.31
  4. Step 4: Simplify right side
    236,319.80x = 35,907,424,928.60
  5. Step 5: Solve for x
    x = 35,907,424,928.60/236,319.80
  6. Step 6: Final answer
    x = 151,944.21

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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.