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Finding the Fourth Proportional to 594,453.76, 891,912.96 and 261,796.48

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Solution

The fourth proportional to 594,453.76, 891,912.96 and 261,796.48 is: 392,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,453.76 : 891,912.96 = 261,796.48 : x
  2. Step 2: Convert to fraction form
    594,453.76/891,912.96 = 261,796.48/x
  3. Step 3: Cross multiply
    594,453.76x = 891,912.96 × 261,796.48
  4. Step 4: Simplify right side
    594,453.76x = 233,499,673,394.38
  5. Step 5: Solve for x
    x = 233,499,673,394.38/594,453.76
  6. Step 6: Final answer
    x = 392,797.03

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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.