Home / 260,784.45-359,529.17-222,950.39

Finding the Fourth Proportional to 260,784.45, 359,529.17 and 222,950.39

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Solution

The fourth proportional to 260,784.45, 359,529.17 and 222,950.39 is: 307,369.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,784.45 : 359,529.17 = 222,950.39 : x
  2. Step 2: Convert to fraction form
    260,784.45/359,529.17 = 222,950.39/x
  3. Step 3: Cross multiply
    260,784.45x = 359,529.17 × 222,950.39
  4. Step 4: Simplify right side
    260,784.45x = 80,157,165,755.48
  5. Step 5: Solve for x
    x = 80,157,165,755.48/260,784.45
  6. Step 6: Final answer
    x = 307,369.42

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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.