Home / 338,203.91-466,720.38-191,012.65

Finding the Fourth Proportional to 338,203.91, 466,720.38 and 191,012.65

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Solution

The fourth proportional to 338,203.91, 466,720.38 and 191,012.65 is: 263,596.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,203.91 : 466,720.38 = 191,012.65 : x
  2. Step 2: Convert to fraction form
    338,203.91/466,720.38 = 191,012.65/x
  3. Step 3: Cross multiply
    338,203.91x = 466,720.38 × 191,012.65
  4. Step 4: Simplify right side
    338,203.91x = 89,149,495,426.01
  5. Step 5: Solve for x
    x = 89,149,495,426.01/338,203.91
  6. Step 6: Final answer
    x = 263,596.88

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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.