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Finding the Fourth Proportional to 341,355.39, 512,027.82 and 151,765.98

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Solution

The fourth proportional to 341,355.39, 512,027.82 and 151,765.98 is: 227,646.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,355.39 : 512,027.82 = 151,765.98 : x
  2. Step 2: Convert to fraction form
    341,355.39/512,027.82 = 151,765.98/x
  3. Step 3: Cross multiply
    341,355.39x = 512,027.82 × 151,765.98
  4. Step 4: Simplify right side
    341,355.39x = 77,708,403,889.56
  5. Step 5: Solve for x
    x = 77,708,403,889.56/341,355.39
  6. Step 6: Final answer
    x = 227,646.63

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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.