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Finding the Fourth Proportional to 235,336.68, 324,764.67 and 127,906.74

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Solution

The fourth proportional to 235,336.68, 324,764.67 and 127,906.74 is: 176,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,336.68 : 324,764.67 = 127,906.74 : x
  2. Step 2: Convert to fraction form
    235,336.68/324,764.67 = 127,906.74/x
  3. Step 3: Cross multiply
    235,336.68x = 324,764.67 × 127,906.74
  4. Step 4: Simplify right side
    235,336.68x = 41,539,590,206.88
  5. Step 5: Solve for x
    x = 41,539,590,206.88/235,336.68
  6. Step 6: Final answer
    x = 176,511.33

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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.