Home / 741,950.63-1,023,891.93-419,653.79

Finding the Fourth Proportional to 741,950.63, 1,023,891.93 and 419,653.79

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Solution

The fourth proportional to 741,950.63, 1,023,891.93 and 419,653.79 is: 579,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,950.63 : 1,023,891.93 = 419,653.79 : x
  2. Step 2: Convert to fraction form
    741,950.63/1,023,891.93 = 419,653.79/x
  3. Step 3: Cross multiply
    741,950.63x = 1,023,891.93 × 419,653.79
  4. Step 4: Simplify right side
    741,950.63x = 429,680,123,855.46
  5. Step 5: Solve for x
    x = 429,680,123,855.46/741,950.63
  6. Step 6: Final answer
    x = 579,122.26

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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.