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Finding the Fourth Proportional to 488,504.20, 732,860.86 and 151,537.56

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Solution

The fourth proportional to 488,504.20, 732,860.86 and 151,537.56 is: 227,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,504.20 : 732,860.86 = 151,537.56 : x
  2. Step 2: Convert to fraction form
    488,504.20/732,860.86 = 151,537.56/x
  3. Step 3: Cross multiply
    488,504.20x = 732,860.86 × 151,537.56
  4. Step 4: Simplify right side
    488,504.20x = 111,055,946,543.90
  5. Step 5: Solve for x
    x = 111,055,946,543.90/488,504.20
  6. Step 6: Final answer
    x = 227,338.78

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1.5x scale

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.