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Finding the Fourth Proportional to 351,183.98, 484,633.32 and 198,254.36

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Solution

The fourth proportional to 351,183.98, 484,633.32 and 198,254.36 is: 273,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,183.98 : 484,633.32 = 198,254.36 : x
  2. Step 2: Convert to fraction form
    351,183.98/484,633.32 = 198,254.36/x
  3. Step 3: Cross multiply
    351,183.98x = 484,633.32 × 198,254.36
  4. Step 4: Simplify right side
    351,183.98x = 96,080,668,691.28
  5. Step 5: Solve for x
    x = 96,080,668,691.28/351,183.98
  6. Step 6: Final answer
    x = 273,590.69

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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.