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Finding the Fourth Proportional to 536,098.18, 804,174.94 and 136,742.44

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Solution

The fourth proportional to 536,098.18, 804,174.94 and 136,742.44 is: 205,120.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,098.18 : 804,174.94 = 136,742.44 : x
  2. Step 2: Convert to fraction form
    536,098.18/804,174.94 = 136,742.44/x
  3. Step 3: Cross multiply
    536,098.18x = 804,174.94 × 136,742.44
  4. Step 4: Simplify right side
    536,098.18x = 109,964,843,482.45
  5. Step 5: Solve for x
    x = 109,964,843,482.45/536,098.18
  6. Step 6: Final answer
    x = 205,120.72

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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.