Home / 242,653.32-363,758.22-205,453.08

Finding the Fourth Proportional to 242,653.32, 363,758.22 and 205,453.08

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Solution

The fourth proportional to 242,653.32, 363,758.22 and 205,453.08 is: 307,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,653.32 : 363,758.22 = 205,453.08 : x
  2. Step 2: Convert to fraction form
    242,653.32/363,758.22 = 205,453.08/x
  3. Step 3: Cross multiply
    242,653.32x = 363,758.22 × 205,453.08
  4. Step 4: Simplify right side
    242,653.32x = 74,735,246,674.32
  5. Step 5: Solve for x
    x = 74,735,246,674.32/242,653.32
  6. Step 6: Final answer
    x = 307,991.86

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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.