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Finding the Fourth Proportional to 536,859.33, 740,856.06 and 295,139.73

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Solution

The fourth proportional to 536,859.33, 740,856.06 and 295,139.73 is: 407,287.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,859.33 : 740,856.06 = 295,139.73 : x
  2. Step 2: Convert to fraction form
    536,859.33/740,856.06 = 295,139.73/x
  3. Step 3: Cross multiply
    536,859.33x = 740,856.06 × 295,139.73
  4. Step 4: Simplify right side
    536,859.33x = 218,656,057,517.26
  5. Step 5: Solve for x
    x = 218,656,057,517.26/536,859.33
  6. Step 6: Final answer
    x = 407,287.43

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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.