Home / 442,284.55-609,734.31-374,027.06

Finding the Fourth Proportional to 442,284.55, 609,734.31 and 374,027.06

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Solution

The fourth proportional to 442,284.55, 609,734.31 and 374,027.06 is: 515,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,284.55 : 609,734.31 = 374,027.06 : x
  2. Step 2: Convert to fraction form
    442,284.55/609,734.31 = 374,027.06/x
  3. Step 3: Cross multiply
    442,284.55x = 609,734.31 × 374,027.06
  4. Step 4: Simplify right side
    442,284.55x = 228,057,131,350.43
  5. Step 5: Solve for x
    x = 228,057,131,350.43/442,284.55
  6. Step 6: Final answer
    x = 515,634.41

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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.