Home / 376,835.96-520,027.73-207,066.44

Finding the Fourth Proportional to 376,835.96, 520,027.73 and 207,066.44

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Solution

The fourth proportional to 376,835.96, 520,027.73 and 207,066.44 is: 285,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,835.96 : 520,027.73 = 207,066.44 : x
  2. Step 2: Convert to fraction form
    376,835.96/520,027.73 = 207,066.44/x
  3. Step 3: Cross multiply
    376,835.96x = 520,027.73 × 207,066.44
  4. Step 4: Simplify right side
    376,835.96x = 107,680,291,793.62
  5. Step 5: Solve for x
    x = 107,680,291,793.62/376,835.96
  6. Step 6: Final answer
    x = 285,748.45

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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.