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Finding the Fourth Proportional to 363,367.12, 545,137.92 and 114,049.12

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Solution

The fourth proportional to 363,367.12, 545,137.92 and 114,049.12 is: 171,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,367.12 : 545,137.92 = 114,049.12 : x
  2. Step 2: Convert to fraction form
    363,367.12/545,137.92 = 114,049.12/x
  3. Step 3: Cross multiply
    363,367.12x = 545,137.92 × 114,049.12
  4. Step 4: Simplify right side
    363,367.12x = 62,172,500,054.63
  5. Step 5: Solve for x
    x = 62,172,500,054.63/363,367.12
  6. Step 6: Final answer
    x = 171,101.06

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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.