Home / 684,198.20-944,191.14-382,392.20

Finding the Fourth Proportional to 684,198.20, 944,191.14 and 382,392.20

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Solution

The fourth proportional to 684,198.20, 944,191.14 and 382,392.20 is: 527,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,198.20 : 944,191.14 = 382,392.20 : x
  2. Step 2: Convert to fraction form
    684,198.20/944,191.14 = 382,392.20/x
  3. Step 3: Cross multiply
    684,198.20x = 944,191.14 × 382,392.20
  4. Step 4: Simplify right side
    684,198.20x = 361,051,322,524.15
  5. Step 5: Solve for x
    x = 361,051,322,524.15/684,198.20
  6. Step 6: Final answer
    x = 527,699.91

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Similar ratio
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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.