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Finding the Fourth Proportional to 244,211.80, 366,317.70 and 242,656.60

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Solution

The fourth proportional to 244,211.80, 366,317.70 and 242,656.60 is: 363,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,211.80 : 366,317.70 = 242,656.60 : x
  2. Step 2: Convert to fraction form
    244,211.80/366,317.70 = 242,656.60/x
  3. Step 3: Cross multiply
    244,211.80x = 366,317.70 × 242,656.60
  4. Step 4: Simplify right side
    244,211.80x = 88,889,407,601.82
  5. Step 5: Solve for x
    x = 88,889,407,601.82/244,211.80
  6. Step 6: Final answer
    x = 363,984.90

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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.