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Finding the Fourth Proportional to 372,757.02, 559,056.15 and 106,446.84

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Solution

The fourth proportional to 372,757.02, 559,056.15 and 106,446.84 is: 159,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,757.02 : 559,056.15 = 106,446.84 : x
  2. Step 2: Convert to fraction form
    372,757.02/559,056.15 = 106,446.84/x
  3. Step 3: Cross multiply
    372,757.02x = 559,056.15 × 106,446.84
  4. Step 4: Simplify right side
    372,757.02x = 59,509,760,550.07
  5. Step 5: Solve for x
    x = 59,509,760,550.07/372,757.02
  6. Step 6: Final answer
    x = 159,647.59

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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.