Home / 441,179.21-661,501.55-197,975.67

Finding the Fourth Proportional to 441,179.21, 661,501.55 and 197,975.67

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Solution

The fourth proportional to 441,179.21, 661,501.55 and 197,975.67 is: 296,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,179.21 : 661,501.55 = 197,975.67 : x
  2. Step 2: Convert to fraction form
    441,179.21/661,501.55 = 197,975.67/x
  3. Step 3: Cross multiply
    441,179.21x = 661,501.55 × 197,975.67
  4. Step 4: Simplify right side
    441,179.21x = 130,961,211,577.41
  5. Step 5: Solve for x
    x = 130,961,211,577.41/441,179.21
  6. Step 6: Final answer
    x = 296,843.57

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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.