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Finding the Fourth Proportional to 357,924, 536,889.24 and 108,606

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Solution

The fourth proportional to 357,924, 536,889.24 and 108,606 is: 162,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,924 : 536,889.24 = 108,606 : x
  2. Step 2: Convert to fraction form
    357,924/536,889.24 = 108,606/x
  3. Step 3: Cross multiply
    357,924x = 536,889.24 × 108,606
  4. Step 4: Simplify right side
    357,924x = 58,309,392,799.44
  5. Step 5: Solve for x
    x = 58,309,392,799.44/357,924
  6. Step 6: Final answer
    x = 162,909.98

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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.