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Finding the Fourth Proportional to 466,269.20, 699,403.80 and 166,893.20

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Solution

The fourth proportional to 466,269.20, 699,403.80 and 166,893.20 is: 250,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,269.20 : 699,403.80 = 166,893.20 : x
  2. Step 2: Convert to fraction form
    466,269.20/699,403.80 = 166,893.20/x
  3. Step 3: Cross multiply
    466,269.20x = 699,403.80 × 166,893.20
  4. Step 4: Simplify right side
    466,269.20x = 116,725,738,274.16
  5. Step 5: Solve for x
    x = 116,725,738,274.16/466,269.20
  6. Step 6: Final answer
    x = 250,339.80

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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.