Home / 340,438.44-469,861.92-197,285.52

Finding the Fourth Proportional to 340,438.44, 469,861.92 and 197,285.52

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Solution

The fourth proportional to 340,438.44, 469,861.92 and 197,285.52 is: 272,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,438.44 : 469,861.92 = 197,285.52 : x
  2. Step 2: Convert to fraction form
    340,438.44/469,861.92 = 197,285.52/x
  3. Step 3: Cross multiply
    340,438.44x = 469,861.92 × 197,285.52
  4. Step 4: Simplify right side
    340,438.44x = 92,696,953,215.40
  5. Step 5: Solve for x
    x = 92,696,953,215.40/340,438.44
  6. Step 6: Final answer
    x = 272,286.98

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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.