Home / 376,414.29-519,452.60-206,659.35

Finding the Fourth Proportional to 376,414.29, 519,452.60 and 206,659.35

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Solution

The fourth proportional to 376,414.29, 519,452.60 and 206,659.35 is: 285,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,414.29 : 519,452.60 = 206,659.35 : x
  2. Step 2: Convert to fraction form
    376,414.29/519,452.60 = 206,659.35/x
  3. Step 3: Cross multiply
    376,414.29x = 519,452.60 × 206,659.35
  4. Step 4: Simplify right side
    376,414.29x = 107,349,735,638.51
  5. Step 5: Solve for x
    x = 107,349,735,638.51/376,414.29
  6. Step 6: Final answer
    x = 285,190.38

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1.5x scale

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.