Home / 441,380.20-609,719.54-424,994.08

Finding the Fourth Proportional to 441,380.20, 609,719.54 and 424,994.08

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Solution

The fourth proportional to 441,380.20, 609,719.54 and 424,994.08 is: 587,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,380.20 : 609,719.54 = 424,994.08 : x
  2. Step 2: Convert to fraction form
    441,380.20/609,719.54 = 424,994.08/x
  3. Step 3: Cross multiply
    441,380.20x = 609,719.54 × 424,994.08
  4. Step 4: Simplify right side
    441,380.20x = 259,127,194,960.32
  5. Step 5: Solve for x
    x = 259,127,194,960.32/441,380.20
  6. Step 6: Final answer
    x = 587,083.87

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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.