Home / 374,572.03-561,843.15-206,425.75

Finding the Fourth Proportional to 374,572.03, 561,843.15 and 206,425.75

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Solution

The fourth proportional to 374,572.03, 561,843.15 and 206,425.75 is: 309,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,572.03 : 561,843.15 = 206,425.75 : x
  2. Step 2: Convert to fraction form
    374,572.03/561,843.15 = 206,425.75/x
  3. Step 3: Cross multiply
    374,572.03x = 561,843.15 × 206,425.75
  4. Step 4: Simplify right side
    374,572.03x = 115,978,893,621.11
  5. Step 5: Solve for x
    x = 115,978,893,621.11/374,572.03
  6. Step 6: Final answer
    x = 309,630.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.