Home / 479,022.32-718,975.74-242,530.67

Finding the Fourth Proportional to 479,022.32, 718,975.74 and 242,530.67

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Solution

The fourth proportional to 479,022.32, 718,975.74 and 242,530.67 is: 364,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,022.32 : 718,975.74 = 242,530.67 : x
  2. Step 2: Convert to fraction form
    479,022.32/718,975.74 = 242,530.67/x
  3. Step 3: Cross multiply
    479,022.32x = 718,975.74 × 242,530.67
  4. Step 4: Simplify right side
    479,022.32x = 174,373,667,935.95
  5. Step 5: Solve for x
    x = 174,373,667,935.95/479,022.32
  6. Step 6: Final answer
    x = 364,019.92

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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.