Home / 693,537.44-957,000.96-387,614.43

Finding the Fourth Proportional to 693,537.44, 957,000.96 and 387,614.43

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Solution

The fourth proportional to 693,537.44, 957,000.96 and 387,614.43 is: 534,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,537.44 : 957,000.96 = 387,614.43 : x
  2. Step 2: Convert to fraction form
    693,537.44/957,000.96 = 387,614.43/x
  3. Step 3: Cross multiply
    693,537.44x = 957,000.96 × 387,614.43
  4. Step 4: Simplify right side
    693,537.44x = 370,947,381,619.85
  5. Step 5: Solve for x
    x = 370,947,381,619.85/693,537.44
  6. Step 6: Final answer
    x = 534,862.81

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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.