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Finding the Fourth Proportional to 437,648.50, 603,954.93 and 236,444.50

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Solution

The fourth proportional to 437,648.50, 603,954.93 and 236,444.50 is: 326,293.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,648.50 : 603,954.93 = 236,444.50 : x
  2. Step 2: Convert to fraction form
    437,648.50/603,954.93 = 236,444.50/x
  3. Step 3: Cross multiply
    437,648.50x = 603,954.93 × 236,444.50
  4. Step 4: Simplify right side
    437,648.50x = 142,801,821,446.39
  5. Step 5: Solve for x
    x = 142,801,821,446.39/437,648.50
  6. Step 6: Final answer
    x = 326,293.41

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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.