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Finding the Fourth Proportional to 532,848.05, 798,583.11 and 398,675.60

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Solution

The fourth proportional to 532,848.05, 798,583.11 and 398,675.60 is: 597,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,848.05 : 798,583.11 = 398,675.60 : x
  2. Step 2: Convert to fraction form
    532,848.05/798,583.11 = 398,675.60/x
  3. Step 3: Cross multiply
    532,848.05x = 798,583.11 × 398,675.60
  4. Step 4: Simplify right side
    532,848.05x = 318,375,600,529.12
  5. Step 5: Solve for x
    x = 318,375,600,529.12/532,848.05
  6. Step 6: Final answer
    x = 597,497.92

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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.