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Finding the Fourth Proportional to 291,892.41, 437,702.54 and 151,613.37

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Solution

The fourth proportional to 291,892.41, 437,702.54 and 151,613.37 is: 227,349.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,892.41 : 437,702.54 = 151,613.37 : x
  2. Step 2: Convert to fraction form
    291,892.41/437,702.54 = 151,613.37/x
  3. Step 3: Cross multiply
    291,892.41x = 437,702.54 × 151,613.37
  4. Step 4: Simplify right side
    291,892.41x = 66,361,556,388.89
  5. Step 5: Solve for x
    x = 66,361,556,388.89/291,892.41
  6. Step 6: Final answer
    x = 227,349.37

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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.