Home / 356,162.37-533,395.47-206,086.38

Finding the Fourth Proportional to 356,162.37, 533,395.47 and 206,086.38

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Solution

The fourth proportional to 356,162.37, 533,395.47 and 206,086.38 is: 308,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,162.37 : 533,395.47 = 206,086.38 : x
  2. Step 2: Convert to fraction form
    356,162.37/533,395.47 = 206,086.38/x
  3. Step 3: Cross multiply
    356,162.37x = 533,395.47 × 206,086.38
  4. Step 4: Simplify right side
    356,162.37x = 109,925,541,520.70
  5. Step 5: Solve for x
    x = 109,925,541,520.70/356,162.37
  6. Step 6: Final answer
    x = 308,638.84

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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.