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Finding the Fourth Proportional to 193,270.66, 289,594.34 and 104,565.94

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Solution

The fourth proportional to 193,270.66, 289,594.34 and 104,565.94 is: 156,680.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,270.66 : 289,594.34 = 104,565.94 : x
  2. Step 2: Convert to fraction form
    193,270.66/289,594.34 = 104,565.94/x
  3. Step 3: Cross multiply
    193,270.66x = 289,594.34 × 104,565.94
  4. Step 4: Simplify right side
    193,270.66x = 30,281,703,526.09
  5. Step 5: Solve for x
    x = 30,281,703,526.09/193,270.66
  6. Step 6: Final answer
    x = 156,680.29

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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.