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Finding the Fourth Proportional to 566,512.62, 850,606.47 and 378,146.58

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Solution

The fourth proportional to 566,512.62, 850,606.47 and 378,146.58 is: 567,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,512.62 : 850,606.47 = 378,146.58 : x
  2. Step 2: Convert to fraction form
    566,512.62/850,606.47 = 378,146.58/x
  3. Step 3: Cross multiply
    566,512.62x = 850,606.47 × 378,146.58
  4. Step 4: Simplify right side
    566,512.62x = 321,653,927,556.37
  5. Step 5: Solve for x
    x = 321,653,927,556.37/566,512.62
  6. Step 6: Final answer
    x = 567,778.93

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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.