Home / 693,803.71-1,040,774.84-188,372.82

Finding the Fourth Proportional to 693,803.71, 1,040,774.84 and 188,372.82

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Solution

The fourth proportional to 693,803.71, 1,040,774.84 and 188,372.82 is: 282,578.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,803.71 : 1,040,774.84 = 188,372.82 : x
  2. Step 2: Convert to fraction form
    693,803.71/1,040,774.84 = 188,372.82/x
  3. Step 3: Cross multiply
    693,803.71x = 1,040,774.84 × 188,372.82
  4. Step 4: Simplify right side
    693,803.71x = 196,053,695,263.29
  5. Step 5: Solve for x
    x = 196,053,695,263.29/693,803.71
  6. Step 6: Final answer
    x = 282,578.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.