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Finding the Fourth Proportional to 416,553.34, 624,700.72 and 150,279.16

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Solution

The fourth proportional to 416,553.34, 624,700.72 and 150,279.16 is: 225,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,553.34 : 624,700.72 = 150,279.16 : x
  2. Step 2: Convert to fraction form
    416,553.34/624,700.72 = 150,279.16/x
  3. Step 3: Cross multiply
    416,553.34x = 624,700.72 × 150,279.16
  4. Step 4: Simplify right side
    416,553.34x = 93,879,499,453.00
  5. Step 5: Solve for x
    x = 93,879,499,453.00/416,553.34
  6. Step 6: Final answer
    x = 225,372.10

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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.