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Finding the Fourth Proportional to 235,369.77, 324,806.43 and 127,942.50

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Solution

The fourth proportional to 235,369.77, 324,806.43 and 127,942.50 is: 176,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,369.77 : 324,806.43 = 127,942.50 : x
  2. Step 2: Convert to fraction form
    235,369.77/324,806.43 = 127,942.50/x
  3. Step 3: Cross multiply
    235,369.77x = 324,806.43 × 127,942.50
  4. Step 4: Simplify right side
    235,369.77x = 41,556,546,670.28
  5. Step 5: Solve for x
    x = 41,556,546,670.28/235,369.77
  6. Step 6: Final answer
    x = 176,558.56

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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.