Home / 352,382.56-486,288.27-191,237.65

Finding the Fourth Proportional to 352,382.56, 486,288.27 and 191,237.65

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Solution

The fourth proportional to 352,382.56, 486,288.27 and 191,237.65 is: 263,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,382.56 : 486,288.27 = 191,237.65 : x
  2. Step 2: Convert to fraction form
    352,382.56/486,288.27 = 191,237.65/x
  3. Step 3: Cross multiply
    352,382.56x = 486,288.27 × 191,237.65
  4. Step 4: Simplify right side
    352,382.56x = 92,996,625,977.37
  5. Step 5: Solve for x
    x = 92,996,625,977.37/352,382.56
  6. Step 6: Final answer
    x = 263,908.14

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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.