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Finding the Fourth Proportional to 635,562.28, 953,214.24 and 186,162.48

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Solution

The fourth proportional to 635,562.28, 953,214.24 and 186,162.48 is: 279,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,562.28 : 953,214.24 = 186,162.48 : x
  2. Step 2: Convert to fraction form
    635,562.28/953,214.24 = 186,162.48/x
  3. Step 3: Cross multiply
    635,562.28x = 953,214.24 × 186,162.48
  4. Step 4: Simplify right side
    635,562.28x = 177,452,726,889.72
  5. Step 5: Solve for x
    x = 177,452,726,889.72/635,562.28
  6. Step 6: Final answer
    x = 279,205.88

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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.