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Finding the Fourth Proportional to 488,534.20, 732,905.94 and 151,567.60

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Solution

The fourth proportional to 488,534.20, 732,905.94 and 151,567.60 is: 227,383.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,534.20 : 732,905.94 = 151,567.60 : x
  2. Step 2: Convert to fraction form
    488,534.20/732,905.94 = 151,567.60/x
  3. Step 3: Cross multiply
    488,534.20x = 732,905.94 × 151,567.60
  4. Step 4: Simplify right side
    488,534.20x = 111,084,794,351.54
  5. Step 5: Solve for x
    x = 111,084,794,351.54/488,534.20
  6. Step 6: Final answer
    x = 227,383.86

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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.