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Finding the Fourth Proportional to 353,324.52, 487,583.64 and 192,176.10

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Solution

The fourth proportional to 353,324.52, 487,583.64 and 192,176.10 is: 265,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,324.52 : 487,583.64 = 192,176.10 : x
  2. Step 2: Convert to fraction form
    353,324.52/487,583.64 = 192,176.10/x
  3. Step 3: Cross multiply
    353,324.52x = 487,583.64 × 192,176.10
  4. Step 4: Simplify right side
    353,324.52x = 93,701,922,359.00
  5. Step 5: Solve for x
    x = 93,701,922,359.00/353,324.52
  6. Step 6: Final answer
    x = 265,200.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.