Home / 352,680.24-486,684.90-191,531.64

Finding the Fourth Proportional to 352,680.24, 486,684.90 and 191,531.64

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Solution

The fourth proportional to 352,680.24, 486,684.90 and 191,531.64 is: 264,306.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,680.24 : 486,684.90 = 191,531.64 : x
  2. Step 2: Convert to fraction form
    352,680.24/486,684.90 = 191,531.64/x
  3. Step 3: Cross multiply
    352,680.24x = 486,684.90 × 191,531.64
  4. Step 4: Simplify right side
    352,680.24x = 93,215,557,060.24
  5. Step 5: Solve for x
    x = 93,215,557,060.24/352,680.24
  6. Step 6: Final answer
    x = 264,306.15

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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.