Home / 729,865.04-1,006,993.67-423,882.44

Finding the Fourth Proportional to 729,865.04, 1,006,993.67 and 423,882.44

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Solution

The fourth proportional to 729,865.04, 1,006,993.67 and 423,882.44 is: 584,829.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,865.04 : 1,006,993.67 = 423,882.44 : x
  2. Step 2: Convert to fraction form
    729,865.04/1,006,993.67 = 423,882.44/x
  3. Step 3: Cross multiply
    729,865.04x = 1,006,993.67 × 423,882.44
  4. Step 4: Simplify right side
    729,865.04x = 426,846,935,742.53
  5. Step 5: Solve for x
    x = 426,846,935,742.53/729,865.04
  6. Step 6: Final answer
    x = 584,829.95

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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.