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Finding the Fourth Proportional to 488,806.44, 733,256.80 and 151,756.60

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Solution

The fourth proportional to 488,806.44, 733,256.80 and 151,756.60 is: 227,649.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,806.44 : 733,256.80 = 151,756.60 : x
  2. Step 2: Convert to fraction form
    488,806.44/733,256.80 = 151,756.60/x
  3. Step 3: Cross multiply
    488,806.44x = 733,256.80 × 151,756.60
  4. Step 4: Simplify right side
    488,806.44x = 111,276,554,469.81
  5. Step 5: Solve for x
    x = 111,276,554,469.81/488,806.44
  6. Step 6: Final answer
    x = 227,649.53

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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.