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Finding the Fourth Proportional to 536,778.08, 805,170.56 and 157,697.27

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Solution

The fourth proportional to 536,778.08, 805,170.56 and 157,697.27 is: 236,546.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,778.08 : 805,170.56 = 157,697.27 : x
  2. Step 2: Convert to fraction form
    536,778.08/805,170.56 = 157,697.27/x
  3. Step 3: Cross multiply
    536,778.08x = 805,170.56 × 157,697.27
  4. Step 4: Simplify right side
    536,778.08x = 126,973,199,196.37
  5. Step 5: Solve for x
    x = 126,973,199,196.37/536,778.08
  6. Step 6: Final answer
    x = 236,546.92

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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.