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Finding the Fourth Proportional to 466,368.40, 699,379.80 and 150,835.60

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Solution

The fourth proportional to 466,368.40, 699,379.80 and 150,835.60 is: 226,197.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,368.40 : 699,379.80 = 150,835.60 : x
  2. Step 2: Convert to fraction form
    466,368.40/699,379.80 = 150,835.60/x
  3. Step 3: Cross multiply
    466,368.40x = 699,379.80 × 150,835.60
  4. Step 4: Simplify right side
    466,368.40x = 105,491,371,760.88
  5. Step 5: Solve for x
    x = 105,491,371,760.88/466,368.40
  6. Step 6: Final answer
    x = 226,197.51

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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.