Home / 439,637.82-606,814.23-248,761.92

Finding the Fourth Proportional to 439,637.82, 606,814.23 and 248,761.92

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Solution

The fourth proportional to 439,637.82, 606,814.23 and 248,761.92 is: 343,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,637.82 : 606,814.23 = 248,761.92 : x
  2. Step 2: Convert to fraction form
    439,637.82/606,814.23 = 248,761.92/x
  3. Step 3: Cross multiply
    439,637.82x = 606,814.23 × 248,761.92
  4. Step 4: Simplify right side
    439,637.82x = 150,952,272,938.12
  5. Step 5: Solve for x
    x = 150,952,272,938.12/439,637.82
  6. Step 6: Final answer
    x = 343,355.98

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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.