Home / 338,914.29-467,684.87-193,715.72

Finding the Fourth Proportional to 338,914.29, 467,684.87 and 193,715.72

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Solution

The fourth proportional to 338,914.29, 467,684.87 and 193,715.72 is: 267,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,914.29 : 467,684.87 = 193,715.72 : x
  2. Step 2: Convert to fraction form
    338,914.29/467,684.87 = 193,715.72/x
  3. Step 3: Cross multiply
    338,914.29x = 467,684.87 × 193,715.72
  4. Step 4: Simplify right side
    338,914.29x = 90,597,911,325.16
  5. Step 5: Solve for x
    x = 90,597,911,325.16/338,914.29
  6. Step 6: Final answer
    x = 267,318.06

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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.