Home / 437,587.75-603,871.64-236,383.75

Finding the Fourth Proportional to 437,587.75, 603,871.64 and 236,383.75

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Solution

The fourth proportional to 437,587.75, 603,871.64 and 236,383.75 is: 326,209.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,587.75 : 603,871.64 = 236,383.75 : x
  2. Step 2: Convert to fraction form
    437,587.75/603,871.64 = 236,383.75/x
  3. Step 3: Cross multiply
    437,587.75x = 603,871.64 × 236,383.75
  4. Step 4: Simplify right side
    437,587.75x = 142,745,442,781.85
  5. Step 5: Solve for x
    x = 142,745,442,781.85/437,587.75
  6. Step 6: Final answer
    x = 326,209.87

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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.