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Finding the Fourth Proportional to 543,530, 750,046.23 and 301,827.89

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Solution

The fourth proportional to 543,530, 750,046.23 and 301,827.89 is: 416,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,530 : 750,046.23 = 301,827.89 : x
  2. Step 2: Convert to fraction form
    543,530/750,046.23 = 301,827.89/x
  3. Step 3: Cross multiply
    543,530x = 750,046.23 × 301,827.89
  4. Step 4: Simplify right side
    543,530x = 226,384,871,003.36
  5. Step 5: Solve for x
    x = 226,384,871,003.36/543,530
  6. Step 6: Final answer
    x = 416,508.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.