Home / 352,433.12-486,344.67-191,284.71

Finding the Fourth Proportional to 352,433.12, 486,344.67 and 191,284.71

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Solution

The fourth proportional to 352,433.12, 486,344.67 and 191,284.71 is: 263,965.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,433.12 : 486,344.67 = 191,284.71 : x
  2. Step 2: Convert to fraction form
    352,433.12/486,344.67 = 191,284.71/x
  3. Step 3: Cross multiply
    352,433.12x = 486,344.67 × 191,284.71
  4. Step 4: Simplify right side
    352,433.12x = 93,030,299,161.00
  5. Step 5: Solve for x
    x = 93,030,299,161.00/352,433.12
  6. Step 6: Final answer
    x = 263,965.83

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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.