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Finding the Fourth Proportional to 441,429.96, 609,131.16 and 247,793.34

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Solution

The fourth proportional to 441,429.96, 609,131.16 and 247,793.34 is: 341,931.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,429.96 : 609,131.16 = 247,793.34 : x
  2. Step 2: Convert to fraction form
    441,429.96/609,131.16 = 247,793.34/x
  3. Step 3: Cross multiply
    441,429.96x = 609,131.16 × 247,793.34
  4. Step 4: Simplify right side
    441,429.96x = 150,938,644,634.47
  5. Step 5: Solve for x
    x = 150,938,644,634.47/441,429.96
  6. Step 6: Final answer
    x = 341,931.13

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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.