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Finding the Fourth Proportional to 228,597.94, 342,771.91 and 181,515.47

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Solution

The fourth proportional to 228,597.94, 342,771.91 and 181,515.47 is: 272,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,597.94 : 342,771.91 = 181,515.47 : x
  2. Step 2: Convert to fraction form
    228,597.94/342,771.91 = 181,515.47/x
  3. Step 3: Cross multiply
    228,597.94x = 342,771.91 × 181,515.47
  4. Step 4: Simplify right side
    228,597.94x = 62,218,403,438.87
  5. Step 5: Solve for x
    x = 62,218,403,438.87/228,597.94
  6. Step 6: Final answer
    x = 272,173.95

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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.