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Finding the Fourth Proportional to 488,560.76, 732,910.70 and 151,630.52

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Solution

The fourth proportional to 488,560.76, 732,910.70 and 151,630.52 is: 227,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,560.76 : 732,910.70 = 151,630.52 : x
  2. Step 2: Convert to fraction form
    488,560.76/732,910.70 = 151,630.52/x
  3. Step 3: Cross multiply
    488,560.76x = 732,910.70 × 151,630.52
  4. Step 4: Simplify right side
    488,560.76x = 111,131,631,628.69
  5. Step 5: Solve for x
    x = 111,131,631,628.69/488,560.76
  6. Step 6: Final answer
    x = 227,467.37

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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.