Home / 508,959.53-763,125.82-171,968.34

Finding the Fourth Proportional to 508,959.53, 763,125.82 and 171,968.34

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Solution

The fourth proportional to 508,959.53, 763,125.82 and 171,968.34 is: 257,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,959.53 : 763,125.82 = 171,968.34 : x
  2. Step 2: Convert to fraction form
    508,959.53/763,125.82 = 171,968.34/x
  3. Step 3: Cross multiply
    508,959.53x = 763,125.82 × 171,968.34
  4. Step 4: Simplify right side
    508,959.53x = 131,233,480,046.62
  5. Step 5: Solve for x
    x = 131,233,480,046.62/508,959.53
  6. Step 6: Final answer
    x = 257,846.59

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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.