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Finding the Fourth Proportional to 378,598.22, 567,497.28 and 165,179.22

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Solution

The fourth proportional to 378,598.22, 567,497.28 and 165,179.22 is: 247,594.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,598.22 : 567,497.28 = 165,179.22 : x
  2. Step 2: Convert to fraction form
    378,598.22/567,497.28 = 165,179.22/x
  3. Step 3: Cross multiply
    378,598.22x = 567,497.28 × 165,179.22
  4. Step 4: Simplify right side
    378,598.22x = 93,738,758,062.52
  5. Step 5: Solve for x
    x = 93,738,758,062.52/378,598.22
  6. Step 6: Final answer
    x = 247,594.29

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1.5x scale

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.