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Finding the Fourth Proportional to 552,611.76, 828,917.63 and 197,604.25

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Solution

The fourth proportional to 552,611.76, 828,917.63 and 197,604.25 is: 296,406.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,611.76 : 828,917.63 = 197,604.25 : x
  2. Step 2: Convert to fraction form
    552,611.76/828,917.63 = 197,604.25/x
  3. Step 3: Cross multiply
    552,611.76x = 828,917.63 × 197,604.25
  4. Step 4: Simplify right side
    552,611.76x = 163,797,646,587.93
  5. Step 5: Solve for x
    x = 163,797,646,587.93/552,611.76
  6. Step 6: Final answer
    x = 296,406.37

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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.