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Finding the Fourth Proportional to 574,847.88, 862,405.40 and 195,771.90

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Solution

The fourth proportional to 574,847.88, 862,405.40 and 195,771.90 is: 293,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,847.88 : 862,405.40 = 195,771.90 : x
  2. Step 2: Convert to fraction form
    574,847.88/862,405.40 = 195,771.90/x
  3. Step 3: Cross multiply
    574,847.88x = 862,405.40 × 195,771.90
  4. Step 4: Simplify right side
    574,847.88x = 168,834,743,728.26
  5. Step 5: Solve for x
    x = 168,834,743,728.26/574,847.88
  6. Step 6: Final answer
    x = 293,703.34

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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.