Home / 331,685.69-457,596.34-204,139.85

Finding the Fourth Proportional to 331,685.69, 457,596.34 and 204,139.85

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Solution

The fourth proportional to 331,685.69, 457,596.34 and 204,139.85 is: 281,633.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,685.69 : 457,596.34 = 204,139.85 : x
  2. Step 2: Convert to fraction form
    331,685.69/457,596.34 = 204,139.85/x
  3. Step 3: Cross multiply
    331,685.69x = 457,596.34 × 204,139.85
  4. Step 4: Simplify right side
    331,685.69x = 93,413,645,409.82
  5. Step 5: Solve for x
    x = 93,413,645,409.82/331,685.69
  6. Step 6: Final answer
    x = 281,633.03

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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.