Home / 316,983.15-437,481.54-196,163.31

Finding the Fourth Proportional to 316,983.15, 437,481.54 and 196,163.31

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Solution

The fourth proportional to 316,983.15, 437,481.54 and 196,163.31 is: 270,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,983.15 : 437,481.54 = 196,163.31 : x
  2. Step 2: Convert to fraction form
    316,983.15/437,481.54 = 196,163.31/x
  3. Step 3: Cross multiply
    316,983.15x = 437,481.54 × 196,163.31
  4. Step 4: Simplify right side
    316,983.15x = 85,817,826,950.30
  5. Step 5: Solve for x
    x = 85,817,826,950.30/316,983.15
  6. Step 6: Final answer
    x = 270,733.09

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1.5x scale

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.