Home / 376,539.24-519,627.80-206,777.04

Finding the Fourth Proportional to 376,539.24, 519,627.80 and 206,777.04

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Solution

The fourth proportional to 376,539.24, 519,627.80 and 206,777.04 is: 285,354.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,539.24 : 519,627.80 = 206,777.04 : x
  2. Step 2: Convert to fraction form
    376,539.24/519,627.80 = 206,777.04/x
  3. Step 3: Cross multiply
    376,539.24x = 519,627.80 × 206,777.04
  4. Step 4: Simplify right side
    376,539.24x = 107,447,098,385.71
  5. Step 5: Solve for x
    x = 107,447,098,385.71/376,539.24
  6. Step 6: Final answer
    x = 285,354.32

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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.