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Finding the Fourth Proportional to 365,357.08, 548,090.30 and 112,616.56

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Solution

The fourth proportional to 365,357.08, 548,090.30 and 112,616.56 is: 168,941.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,357.08 : 548,090.30 = 112,616.56 : x
  2. Step 2: Convert to fraction form
    365,357.08/548,090.30 = 112,616.56/x
  3. Step 3: Cross multiply
    365,357.08x = 548,090.30 × 112,616.56
  4. Step 4: Simplify right side
    365,357.08x = 61,724,042,222.06
  5. Step 5: Solve for x
    x = 61,724,042,222.06/365,357.08
  6. Step 6: Final answer
    x = 168,941.69

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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.