Home / 387,961.84-582,008.37-177,616.18

Finding the Fourth Proportional to 387,961.84, 582,008.37 and 177,616.18

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Solution

The fourth proportional to 387,961.84, 582,008.37 and 177,616.18 is: 266,454.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,961.84 : 582,008.37 = 177,616.18 : x
  2. Step 2: Convert to fraction form
    387,961.84/582,008.37 = 177,616.18/x
  3. Step 3: Cross multiply
    387,961.84x = 582,008.37 × 177,616.18
  4. Step 4: Simplify right side
    387,961.84x = 103,374,103,407.43
  5. Step 5: Solve for x
    x = 103,374,103,407.43/387,961.84
  6. Step 6: Final answer
    x = 266,454.31

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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.