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Finding the Fourth Proportional to 536,512.35, 804,893.16 and 157,417.77

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Solution

The fourth proportional to 536,512.35, 804,893.16 and 157,417.77 is: 236,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,512.35 : 804,893.16 = 157,417.77 : x
  2. Step 2: Convert to fraction form
    536,512.35/804,893.16 = 157,417.77/x
  3. Step 3: Cross multiply
    536,512.35x = 804,893.16 × 157,417.77
  4. Step 4: Simplify right side
    536,512.35x = 126,704,486,335.45
  5. Step 5: Solve for x
    x = 126,704,486,335.45/536,512.35
  6. Step 6: Final answer
    x = 236,163.22

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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.