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Finding the Fourth Proportional to 603,576.77, 905,505.38 and 177,095.37

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Solution

The fourth proportional to 603,576.77, 905,505.38 and 177,095.37 is: 265,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,576.77 : 905,505.38 = 177,095.37 : x
  2. Step 2: Convert to fraction form
    603,576.77/905,505.38 = 177,095.37/x
  3. Step 3: Cross multiply
    603,576.77x = 905,505.38 × 177,095.37
  4. Step 4: Simplify right side
    603,576.77x = 160,360,809,422.61
  5. Step 5: Solve for x
    x = 160,360,809,422.61/603,576.77
  6. Step 6: Final answer
    x = 265,684.20

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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.