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Finding the Fourth Proportional to 505,532.60, 758,216.38 and 168,576.04

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Solution

The fourth proportional to 505,532.60, 758,216.38 and 168,576.04 is: 252,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,532.60 : 758,216.38 = 168,576.04 : x
  2. Step 2: Convert to fraction form
    505,532.60/758,216.38 = 168,576.04/x
  3. Step 3: Cross multiply
    505,532.60x = 758,216.38 × 168,576.04
  4. Step 4: Simplify right side
    505,532.60x = 127,817,114,803.54
  5. Step 5: Solve for x
    x = 127,817,114,803.54/505,532.60
  6. Step 6: Final answer
    x = 252,836.54

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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.