Home / 418,680.10-577,766.19-237,408.58

Finding the Fourth Proportional to 418,680.10, 577,766.19 and 237,408.58

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Solution

The fourth proportional to 418,680.10, 577,766.19 and 237,408.58 is: 327,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,680.10 : 577,766.19 = 237,408.58 : x
  2. Step 2: Convert to fraction form
    418,680.10/577,766.19 = 237,408.58/x
  3. Step 3: Cross multiply
    418,680.10x = 577,766.19 × 237,408.58
  4. Step 4: Simplify right side
    418,680.10x = 137,166,650,739.91
  5. Step 5: Solve for x
    x = 137,166,650,739.91/418,680.10
  6. Step 6: Final answer
    x = 327,616.84

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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.