Home / 352,339.20-486,225.63-191,190.15

Finding the Fourth Proportional to 352,339.20, 486,225.63 and 191,190.15

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Solution

The fourth proportional to 352,339.20, 486,225.63 and 191,190.15 is: 263,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,339.20 : 486,225.63 = 191,190.15 : x
  2. Step 2: Convert to fraction form
    352,339.20/486,225.63 = 191,190.15/x
  3. Step 3: Cross multiply
    352,339.20x = 486,225.63 × 191,190.15
  4. Step 4: Simplify right side
    352,339.20x = 92,961,551,133.54
  5. Step 5: Solve for x
    x = 92,961,551,133.54/352,339.20
  6. Step 6: Final answer
    x = 263,841.07

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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.