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Finding the Fourth Proportional to 223,873.47, 335,458.46 and 156,338.91

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Solution

The fourth proportional to 223,873.47, 335,458.46 and 156,338.91 is: 234,262.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,873.47 : 335,458.46 = 156,338.91 : x
  2. Step 2: Convert to fraction form
    223,873.47/335,458.46 = 156,338.91/x
  3. Step 3: Cross multiply
    223,873.47x = 335,458.46 × 156,338.91
  4. Step 4: Simplify right side
    223,873.47x = 52,445,210,377.53
  5. Step 5: Solve for x
    x = 52,445,210,377.53/223,873.47
  6. Step 6: Final answer
    x = 234,262.73

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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.