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Finding the Fourth Proportional to 437,565.25, 603,840.59 and 236,361.25

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Solution

The fourth proportional to 437,565.25, 603,840.59 and 236,361.25 is: 326,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,565.25 : 603,840.59 = 236,361.25 : x
  2. Step 2: Convert to fraction form
    437,565.25/603,840.59 = 236,361.25/x
  3. Step 3: Cross multiply
    437,565.25x = 603,840.59 × 236,361.25
  4. Step 4: Simplify right side
    437,565.25x = 142,724,515,471.33
  5. Step 5: Solve for x
    x = 142,724,515,471.33/437,565.25
  6. Step 6: Final answer
    x = 326,178.82

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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.