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Finding the Fourth Proportional to 367,120.58, 550,680.90 and 130,472.60

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Solution

The fourth proportional to 367,120.58, 550,680.90 and 130,472.60 is: 195,708.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,120.58 : 550,680.90 = 130,472.60 : x
  2. Step 2: Convert to fraction form
    367,120.58/550,680.90 = 130,472.60/x
  3. Step 3: Cross multiply
    367,120.58x = 550,680.90 × 130,472.60
  4. Step 4: Simplify right side
    367,120.58x = 71,848,768,793.34
  5. Step 5: Solve for x
    x = 71,848,768,793.34/367,120.58
  6. Step 6: Final answer
    x = 195,708.91

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1.5x scale

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.