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Finding the Fourth Proportional to 437,712.26, 603,940.05 and 265,626.34

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Solution

The fourth proportional to 437,712.26, 603,940.05 and 265,626.34 is: 366,501.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,712.26 : 603,940.05 = 265,626.34 : x
  2. Step 2: Convert to fraction form
    437,712.26/603,940.05 = 265,626.34/x
  3. Step 3: Cross multiply
    437,712.26x = 603,940.05 × 265,626.34
  4. Step 4: Simplify right side
    437,712.26x = 160,422,383,551.07
  5. Step 5: Solve for x
    x = 160,422,383,551.07/437,712.26
  6. Step 6: Final answer
    x = 366,501.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.