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Finding the Fourth Proportional to 526,527.57, 789,499.62 and 245,891.73

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Solution

The fourth proportional to 526,527.57, 789,499.62 and 245,891.73 is: 368,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,527.57 : 789,499.62 = 245,891.73 : x
  2. Step 2: Convert to fraction form
    526,527.57/789,499.62 = 245,891.73/x
  3. Step 3: Cross multiply
    526,527.57x = 789,499.62 × 245,891.73
  4. Step 4: Simplify right side
    526,527.57x = 194,131,427,396.14
  5. Step 5: Solve for x
    x = 194,131,427,396.14/526,527.57
  6. Step 6: Final answer
    x = 368,701.35

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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.