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Finding the Fourth Proportional to 543,609.44, 750,185.52 and 301,896

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Solution

The fourth proportional to 543,609.44, 750,185.52 and 301,896 is: 416,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,609.44 : 750,185.52 = 301,896 : x
  2. Step 2: Convert to fraction form
    543,609.44/750,185.52 = 301,896/x
  3. Step 3: Cross multiply
    543,609.44x = 750,185.52 × 301,896
  4. Step 4: Simplify right side
    543,609.44x = 226,478,007,745.92
  5. Step 5: Solve for x
    x = 226,478,007,745.92/543,609.44
  6. Step 6: Final answer
    x = 416,618.98

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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.