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Finding the Fourth Proportional to 550,211.88, 825,441.66 and 195,225.24

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Solution

The fourth proportional to 550,211.88, 825,441.66 and 195,225.24 is: 292,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,211.88 : 825,441.66 = 195,225.24 : x
  2. Step 2: Convert to fraction form
    550,211.88/825,441.66 = 195,225.24/x
  3. Step 3: Cross multiply
    550,211.88x = 825,441.66 × 195,225.24
  4. Step 4: Simplify right side
    550,211.88x = 161,147,046,179.50
  5. Step 5: Solve for x
    x = 161,147,046,179.50/550,211.88
  6. Step 6: Final answer
    x = 292,881.80

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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.