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Finding the Fourth Proportional to 193,324.10, 289,986.15 and 173,048.90

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Solution

The fourth proportional to 193,324.10, 289,986.15 and 173,048.90 is: 259,573.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,324.10 : 289,986.15 = 173,048.90 : x
  2. Step 2: Convert to fraction form
    193,324.10/289,986.15 = 173,048.90/x
  3. Step 3: Cross multiply
    193,324.10x = 289,986.15 × 173,048.90
  4. Step 4: Simplify right side
    193,324.10x = 50,181,784,272.74
  5. Step 5: Solve for x
    x = 50,181,784,272.74/193,324.10
  6. Step 6: Final answer
    x = 259,573.35

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Similar ratio
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1.5x scale

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.