Home / 538,535.48-743,169.21-293,522.36

Finding the Fourth Proportional to 538,535.48, 743,169.21 and 293,522.36

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Solution

The fourth proportional to 538,535.48, 743,169.21 and 293,522.36 is: 405,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,535.48 : 743,169.21 = 293,522.36 : x
  2. Step 2: Convert to fraction form
    538,535.48/743,169.21 = 293,522.36/x
  3. Step 3: Cross multiply
    538,535.48x = 743,169.21 × 293,522.36
  4. Step 4: Simplify right side
    538,535.48x = 218,136,780,398.54
  5. Step 5: Solve for x
    x = 218,136,780,398.54/538,535.48
  6. Step 6: Final answer
    x = 405,055.54

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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.