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Finding the Fourth Proportional to 536,355.75, 804,521.16 and 270,044.76

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Solution

The fourth proportional to 536,355.75, 804,521.16 and 270,044.76 is: 405,060.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,355.75 : 804,521.16 = 270,044.76 : x
  2. Step 2: Convert to fraction form
    536,355.75/804,521.16 = 270,044.76/x
  3. Step 3: Cross multiply
    536,355.75x = 804,521.16 × 270,044.76
  4. Step 4: Simplify right side
    536,355.75x = 217,256,723,567.12
  5. Step 5: Solve for x
    x = 217,256,723,567.12/536,355.75
  6. Step 6: Final answer
    x = 405,060.86

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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.