Home / 536,815.35-804,558.27-270,430.55

Finding the Fourth Proportional to 536,815.35, 804,558.27 and 270,430.55

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Solution

The fourth proportional to 536,815.35, 804,558.27 and 270,430.55 is: 405,310.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,815.35 : 804,558.27 = 270,430.55 : x
  2. Step 2: Convert to fraction form
    536,815.35/804,558.27 = 270,430.55/x
  3. Step 3: Cross multiply
    536,815.35x = 804,558.27 × 270,430.55
  4. Step 4: Simplify right side
    536,815.35x = 217,577,135,463.15
  5. Step 5: Solve for x
    x = 217,577,135,463.15/536,815.35
  6. Step 6: Final answer
    x = 405,310.94

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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.