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Finding the Fourth Proportional to 442,655.88, 610,865.11 and 241,451.88

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Solution

The fourth proportional to 442,655.88, 610,865.11 and 241,451.88 is: 333,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,655.88 : 610,865.11 = 241,451.88 : x
  2. Step 2: Convert to fraction form
    442,655.88/610,865.11 = 241,451.88/x
  3. Step 3: Cross multiply
    442,655.88x = 610,865.11 × 241,451.88
  4. Step 4: Simplify right side
    442,655.88x = 147,494,526,181.58
  5. Step 5: Solve for x
    x = 147,494,526,181.58/442,655.88
  6. Step 6: Final answer
    x = 333,203.59

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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.