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Finding the Fourth Proportional to 291,494.58, 436,254.26 and 179,245.89

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Solution

The fourth proportional to 291,494.58, 436,254.26 and 179,245.89 is: 268,261.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,494.58 : 436,254.26 = 179,245.89 : x
  2. Step 2: Convert to fraction form
    291,494.58/436,254.26 = 179,245.89/x
  3. Step 3: Cross multiply
    291,494.58x = 436,254.26 × 179,245.89
  4. Step 4: Simplify right side
    291,494.58x = 78,196,782,203.76
  5. Step 5: Solve for x
    x = 78,196,782,203.76/291,494.58
  6. Step 6: Final answer
    x = 268,261.53

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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.