Home / 344,906.20-517,949.70-187,442.20

Finding the Fourth Proportional to 344,906.20, 517,949.70 and 187,442.20

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Solution

The fourth proportional to 344,906.20, 517,949.70 and 187,442.20 is: 281,484.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,906.20 : 517,949.70 = 187,442.20 : x
  2. Step 2: Convert to fraction form
    344,906.20/517,949.70 = 187,442.20/x
  3. Step 3: Cross multiply
    344,906.20x = 517,949.70 × 187,442.20
  4. Step 4: Simplify right side
    344,906.20x = 97,085,631,257.34
  5. Step 5: Solve for x
    x = 97,085,631,257.34/344,906.20
  6. Step 6: Final answer
    x = 281,484.16

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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.