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Finding the Fourth Proportional to 536,201.18, 804,301.31 and 136,841.92

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Solution

The fourth proportional to 536,201.18, 804,301.31 and 136,841.92 is: 205,262.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,201.18 : 804,301.31 = 136,841.92 : x
  2. Step 2: Convert to fraction form
    536,201.18/804,301.31 = 136,841.92/x
  3. Step 3: Cross multiply
    536,201.18x = 804,301.31 × 136,841.92
  4. Step 4: Simplify right side
    536,201.18x = 110,062,130,813.20
  5. Step 5: Solve for x
    x = 110,062,130,813.20/536,201.18
  6. Step 6: Final answer
    x = 205,262.76

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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.