Home / 283,529.17-391,007.43-206,926.93

Finding the Fourth Proportional to 283,529.17, 391,007.43 and 206,926.93

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Solution

The fourth proportional to 283,529.17, 391,007.43 and 206,926.93 is: 285,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,529.17 : 391,007.43 = 206,926.93 : x
  2. Step 2: Convert to fraction form
    283,529.17/391,007.43 = 206,926.93/x
  3. Step 3: Cross multiply
    283,529.17x = 391,007.43 × 206,926.93
  4. Step 4: Simplify right side
    283,529.17x = 80,909,967,585.85
  5. Step 5: Solve for x
    x = 80,909,967,585.85/283,529.17
  6. Step 6: Final answer
    x = 285,367.35

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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.