Home / 363,583.86-501,739.68-212,706.42

Finding the Fourth Proportional to 363,583.86, 501,739.68 and 212,706.42

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Solution

The fourth proportional to 363,583.86, 501,739.68 and 212,706.42 is: 293,531.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,583.86 : 501,739.68 = 212,706.42 : x
  2. Step 2: Convert to fraction form
    363,583.86/501,739.68 = 212,706.42/x
  3. Step 3: Cross multiply
    363,583.86x = 501,739.68 × 212,706.42
  4. Step 4: Simplify right side
    363,583.86x = 106,723,251,104.75
  5. Step 5: Solve for x
    x = 106,723,251,104.75/363,583.86
  6. Step 6: Final answer
    x = 293,531.32

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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.