Home / 376,214.12-519,190.46-206,454.32

Finding the Fourth Proportional to 376,214.12, 519,190.46 and 206,454.32

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Solution

The fourth proportional to 376,214.12, 519,190.46 and 206,454.32 is: 284,915.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,214.12 : 519,190.46 = 206,454.32 : x
  2. Step 2: Convert to fraction form
    376,214.12/519,190.46 = 206,454.32/x
  3. Step 3: Cross multiply
    376,214.12x = 519,190.46 × 206,454.32
  4. Step 4: Simplify right side
    376,214.12x = 107,189,109,741.56
  5. Step 5: Solve for x
    x = 107,189,109,741.56/376,214.12
  6. Step 6: Final answer
    x = 284,915.17

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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.