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Finding the Fourth Proportional to 590,969.28, 886,324.32 and 170,153.76

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Solution

The fourth proportional to 590,969.28, 886,324.32 and 170,153.76 is: 255,193.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,969.28 : 886,324.32 = 170,153.76 : x
  2. Step 2: Convert to fraction form
    590,969.28/886,324.32 = 170,153.76/x
  3. Step 3: Cross multiply
    590,969.28x = 886,324.32 × 170,153.76
  4. Step 4: Simplify right side
    590,969.28x = 150,811,415,627.44
  5. Step 5: Solve for x
    x = 150,811,415,627.44/590,969.28
  6. Step 6: Final answer
    x = 255,193.33

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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.