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Finding the Fourth Proportional to 235,096.80, 324,433.56 and 134,494.80

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Solution

The fourth proportional to 235,096.80, 324,433.56 and 134,494.80 is: 185,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,096.80 : 324,433.56 = 134,494.80 : x
  2. Step 2: Convert to fraction form
    235,096.80/324,433.56 = 134,494.80/x
  3. Step 3: Cross multiply
    235,096.80x = 324,433.56 × 134,494.80
  4. Step 4: Simplify right side
    235,096.80x = 43,634,626,765.49
  5. Step 5: Solve for x
    x = 43,634,626,765.49/235,096.80
  6. Step 6: Final answer
    x = 185,602.81

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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.