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Finding the Fourth Proportional to 468,609.20, 702,922.42 and 169,112.24

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Solution

The fourth proportional to 468,609.20, 702,922.42 and 169,112.24 is: 253,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,609.20 : 702,922.42 = 169,112.24 : x
  2. Step 2: Convert to fraction form
    468,609.20/702,922.42 = 169,112.24/x
  3. Step 3: Cross multiply
    468,609.20x = 702,922.42 × 169,112.24
  4. Step 4: Simplify right side
    468,609.20x = 118,872,784,992.42
  5. Step 5: Solve for x
    x = 118,872,784,992.42/468,609.20
  6. Step 6: Final answer
    x = 253,671.47

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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.