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Finding the Fourth Proportional to 269,567.33, 372,003 and 148,708.94

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Solution

The fourth proportional to 269,567.33, 372,003 and 148,708.94 is: 205,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,567.33 : 372,003 = 148,708.94 : x
  2. Step 2: Convert to fraction form
    269,567.33/372,003 = 148,708.94/x
  3. Step 3: Cross multiply
    269,567.33x = 372,003 × 148,708.94
  4. Step 4: Simplify right side
    269,567.33x = 55,320,171,806.82
  5. Step 5: Solve for x
    x = 55,320,171,806.82/269,567.33
  6. Step 6: Final answer
    x = 205,218.38

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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.