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Finding the Fourth Proportional to 329,802.60, 494,703.90 and 224,826.60

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Solution

The fourth proportional to 329,802.60, 494,703.90 and 224,826.60 is: 337,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,802.60 : 494,703.90 = 224,826.60 : x
  2. Step 2: Convert to fraction form
    329,802.60/494,703.90 = 224,826.60/x
  3. Step 3: Cross multiply
    329,802.60x = 494,703.90 × 224,826.60
  4. Step 4: Simplify right side
    329,802.60x = 111,222,595,843.74
  5. Step 5: Solve for x
    x = 111,222,595,843.74/329,802.60
  6. Step 6: Final answer
    x = 337,239.90

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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.