Home / 381,184.38-526,097.43-211,473.18

Finding the Fourth Proportional to 381,184.38, 526,097.43 and 211,473.18

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Solution

The fourth proportional to 381,184.38, 526,097.43 and 211,473.18 is: 291,867.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,184.38 : 526,097.43 = 211,473.18 : x
  2. Step 2: Convert to fraction form
    381,184.38/526,097.43 = 211,473.18/x
  3. Step 3: Cross multiply
    381,184.38x = 526,097.43 × 211,473.18
  4. Step 4: Simplify right side
    381,184.38x = 111,255,496,511.93
  5. Step 5: Solve for x
    x = 111,255,496,511.93/381,184.38
  6. Step 6: Final answer
    x = 291,867.93

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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.