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Finding the Fourth Proportional to 600,031.90, 828,043.94 and 328,099.97

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Solution

The fourth proportional to 600,031.90, 828,043.94 and 328,099.97 is: 452,777.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,031.90 : 828,043.94 = 328,099.97 : x
  2. Step 2: Convert to fraction form
    600,031.90/828,043.94 = 328,099.97/x
  3. Step 3: Cross multiply
    600,031.90x = 828,043.94 × 328,099.97
  4. Step 4: Simplify right side
    600,031.90x = 271,681,194,763.04
  5. Step 5: Solve for x
    x = 271,681,194,763.04/600,031.90
  6. Step 6: Final answer
    x = 452,777.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.