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Finding the Fourth Proportional to 395,245.44, 592,859.52 and 114,750.72

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Solution

The fourth proportional to 395,245.44, 592,859.52 and 114,750.72 is: 172,123.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,245.44 : 592,859.52 = 114,750.72 : x
  2. Step 2: Convert to fraction form
    395,245.44/592,859.52 = 114,750.72/x
  3. Step 3: Cross multiply
    395,245.44x = 592,859.52 × 114,750.72
  4. Step 4: Simplify right side
    395,245.44x = 68,031,056,778.85
  5. Step 5: Solve for x
    x = 68,031,056,778.85/395,245.44
  6. Step 6: Final answer
    x = 172,123.57

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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.