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Finding the Fourth Proportional to 240,672.01, 360,891.06 and 120,677.41

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Solution

The fourth proportional to 240,672.01, 360,891.06 and 120,677.41 is: 180,957.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,672.01 : 360,891.06 = 120,677.41 : x
  2. Step 2: Convert to fraction form
    240,672.01/360,891.06 = 120,677.41/x
  3. Step 3: Cross multiply
    240,672.01x = 360,891.06 × 120,677.41
  4. Step 4: Simplify right side
    240,672.01x = 43,551,398,412.95
  5. Step 5: Solve for x
    x = 43,551,398,412.95/240,672.01
  6. Step 6: Final answer
    x = 180,957.47

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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.