Home / 393,935.58-591,458.22-201,949.74

Finding the Fourth Proportional to 393,935.58, 591,458.22 and 201,949.74

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Solution

The fourth proportional to 393,935.58, 591,458.22 and 201,949.74 is: 303,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,935.58 : 591,458.22 = 201,949.74 : x
  2. Step 2: Convert to fraction form
    393,935.58/591,458.22 = 201,949.74/x
  3. Step 3: Cross multiply
    393,935.58x = 591,458.22 × 201,949.74
  4. Step 4: Simplify right side
    393,935.58x = 119,444,833,749.86
  5. Step 5: Solve for x
    x = 119,444,833,749.86/393,935.58
  6. Step 6: Final answer
    x = 303,209.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.