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Finding the Fourth Proportional to 536,500.53, 805,128.93 and 252,204.03

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Solution

The fourth proportional to 536,500.53, 805,128.93 and 252,204.03 is: 378,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,500.53 : 805,128.93 = 252,204.03 : x
  2. Step 2: Convert to fraction form
    536,500.53/805,128.93 = 252,204.03/x
  3. Step 3: Cross multiply
    536,500.53x = 805,128.93 × 252,204.03
  4. Step 4: Simplify right side
    536,500.53x = 203,056,760,815.59
  5. Step 5: Solve for x
    x = 203,056,760,815.59/536,500.53
  6. Step 6: Final answer
    x = 378,483.80

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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.