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Finding the Fourth Proportional to 568,353,438.37, 852,530,157.55 and 568,353,438.37

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Solution

The fourth proportional to 568,353,438.37, 852,530,157.55 and 568,353,438.37 is: 852,530,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,353,438.37 : 852,530,157.55 = 568,353,438.37 : x
  2. Step 2: Convert to fraction form
    568,353,438.37/852,530,157.55 = 568,353,438.37/x
  3. Step 3: Cross multiply
    568,353,438.37x = 852,530,157.55 × 568,353,438.37
  4. Step 4: Simplify right side
    568,353,438.37x = 484,538,446,353,397,632
  5. Step 5: Solve for x
    x = 484,538,446,353,397,632/568,353,438.37
  6. Step 6: Final answer
    x = 852,530,157.55

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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.