Home / 418,269.76-577,165.42-236,942.85

Finding the Fourth Proportional to 418,269.76, 577,165.42 and 236,942.85

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Solution

The fourth proportional to 418,269.76, 577,165.42 and 236,942.85 is: 326,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,269.76 : 577,165.42 = 236,942.85 : x
  2. Step 2: Convert to fraction form
    418,269.76/577,165.42 = 236,942.85/x
  3. Step 3: Cross multiply
    418,269.76x = 577,165.42 × 236,942.85
  4. Step 4: Simplify right side
    418,269.76x = 136,755,220,663.99
  5. Step 5: Solve for x
    x = 136,755,220,663.99/418,269.76
  6. Step 6: Final answer
    x = 326,954.60

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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.