Home / 381,184.04-526,025.94-211,414.52

Finding the Fourth Proportional to 381,184.04, 526,025.94 and 211,414.52

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Solution

The fourth proportional to 381,184.04, 526,025.94 and 211,414.52 is: 291,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,184.04 : 526,025.94 = 211,414.52 : x
  2. Step 2: Convert to fraction form
    381,184.04/526,025.94 = 211,414.52/x
  3. Step 3: Cross multiply
    381,184.04x = 526,025.94 × 211,414.52
  4. Step 4: Simplify right side
    381,184.04x = 111,209,521,612.65
  5. Step 5: Solve for x
    x = 111,209,521,612.65/381,184.04
  6. Step 6: Final answer
    x = 291,747.58

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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.