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Finding the Fourth Proportional to 367,529.80, 551,262.30 and 101,266.60

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Solution

The fourth proportional to 367,529.80, 551,262.30 and 101,266.60 is: 151,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,529.80 : 551,262.30 = 101,266.60 : x
  2. Step 2: Convert to fraction form
    367,529.80/551,262.30 = 101,266.60/x
  3. Step 3: Cross multiply
    367,529.80x = 551,262.30 × 101,266.60
  4. Step 4: Simplify right side
    367,529.80x = 55,824,458,829.18
  5. Step 5: Solve for x
    x = 55,824,458,829.18/367,529.80
  6. Step 6: Final answer
    x = 151,890.97

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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.