Home / 399,233.97-595,795.55-356,635.66

Finding the Fourth Proportional to 399,233.97, 595,795.55 and 356,635.66

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Solution

The fourth proportional to 399,233.97, 595,795.55 and 356,635.66 is: 532,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,233.97 : 595,795.55 = 356,635.66 : x
  2. Step 2: Convert to fraction form
    399,233.97/595,795.55 = 356,635.66/x
  3. Step 3: Cross multiply
    399,233.97x = 595,795.55 × 356,635.66
  4. Step 4: Simplify right side
    399,233.97x = 212,481,939,199.31
  5. Step 5: Solve for x
    x = 212,481,939,199.31/399,233.97
  6. Step 6: Final answer
    x = 532,224.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.