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Finding the Fourth Proportional to 240,677.88, 361,057.82 and 120,792.01

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Solution

The fourth proportional to 240,677.88, 361,057.82 and 120,792.01 is: 181,208.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,677.88 : 361,057.82 = 120,792.01 : x
  2. Step 2: Convert to fraction form
    240,677.88/361,057.82 = 120,792.01/x
  3. Step 3: Cross multiply
    240,677.88x = 361,057.82 × 120,792.01
  4. Step 4: Simplify right side
    240,677.88x = 43,612,897,394.77
  5. Step 5: Solve for x
    x = 43,612,897,394.77/240,677.88
  6. Step 6: Final answer
    x = 181,208.58

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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.