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Finding the Fourth Proportional to 416,603.26, 624,905.70 and 150,551.61

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Solution

The fourth proportional to 416,603.26, 624,905.70 and 150,551.61 is: 225,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,603.26 : 624,905.70 = 150,551.61 : x
  2. Step 2: Convert to fraction form
    416,603.26/624,905.70 = 150,551.61/x
  3. Step 3: Cross multiply
    416,603.26x = 624,905.70 × 150,551.61
  4. Step 4: Simplify right side
    416,603.26x = 94,080,559,233.18
  5. Step 5: Solve for x
    x = 94,080,559,233.18/416,603.26
  6. Step 6: Final answer
    x = 225,827.71

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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.