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Finding the Fourth Proportional to 174,893.60, 262,340.40 and 50,218.40

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Solution

The fourth proportional to 174,893.60, 262,340.40 and 50,218.40 is: 75,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,893.60 : 262,340.40 = 50,218.40 : x
  2. Step 2: Convert to fraction form
    174,893.60/262,340.40 = 50,218.40/x
  3. Step 3: Cross multiply
    174,893.60x = 262,340.40 × 50,218.40
  4. Step 4: Simplify right side
    174,893.60x = 13,174,315,143.36
  5. Step 5: Solve for x
    x = 13,174,315,143.36/174,893.60
  6. Step 6: Final answer
    x = 75,327.60

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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.