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Finding the Fourth Proportional to 204,847.60, 307,271.40 and 148,860.40

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Solution

The fourth proportional to 204,847.60, 307,271.40 and 148,860.40 is: 223,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,847.60 : 307,271.40 = 148,860.40 : x
  2. Step 2: Convert to fraction form
    204,847.60/307,271.40 = 148,860.40/x
  3. Step 3: Cross multiply
    204,847.60x = 307,271.40 × 148,860.40
  4. Step 4: Simplify right side
    204,847.60x = 45,740,543,512.56
  5. Step 5: Solve for x
    x = 45,740,543,512.56/204,847.60
  6. Step 6: Final answer
    x = 223,290.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.