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Finding the Fourth Proportional to 366,937.26, 550,416.42 and 100,699.98

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Solution

The fourth proportional to 366,937.26, 550,416.42 and 100,699.98 is: 151,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,937.26 : 550,416.42 = 100,699.98 : x
  2. Step 2: Convert to fraction form
    366,937.26/550,416.42 = 100,699.98/x
  3. Step 3: Cross multiply
    366,937.26x = 550,416.42 × 100,699.98
  4. Step 4: Simplify right side
    366,937.26x = 55,426,922,485.67
  5. Step 5: Solve for x
    x = 55,426,922,485.67/366,937.26
  6. Step 6: Final answer
    x = 151,052.86

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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.