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Finding the Fourth Proportional to 365,537.30, 548,313.48 and 112,817.96

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Solution

The fourth proportional to 365,537.30, 548,313.48 and 112,817.96 is: 169,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,537.30 : 548,313.48 = 112,817.96 : x
  2. Step 2: Convert to fraction form
    365,537.30/548,313.48 = 112,817.96/x
  3. Step 3: Cross multiply
    365,537.30x = 548,313.48 × 112,817.96
  4. Step 4: Simplify right side
    365,537.30x = 61,859,608,254.10
  5. Step 5: Solve for x
    x = 61,859,608,254.10/365,537.30
  6. Step 6: Final answer
    x = 169,229.26

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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.