Home / 403,027.32-603,049.77-243,195.96

Finding the Fourth Proportional to 403,027.32, 603,049.77 and 243,195.96

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Solution

The fourth proportional to 403,027.32, 603,049.77 and 243,195.96 is: 363,894.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,027.32 : 603,049.77 = 243,195.96 : x
  2. Step 2: Convert to fraction form
    403,027.32/603,049.77 = 243,195.96/x
  3. Step 3: Cross multiply
    403,027.32x = 603,049.77 × 243,195.96
  4. Step 4: Simplify right side
    403,027.32x = 146,659,267,742.93
  5. Step 5: Solve for x
    x = 146,659,267,742.93/403,027.32
  6. Step 6: Final answer
    x = 363,894.11

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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.