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Finding the Fourth Proportional to 293,760.06, 440,641.61 and 133,724.07

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Solution

The fourth proportional to 293,760.06, 440,641.61 and 133,724.07 is: 200,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,760.06 : 440,641.61 = 133,724.07 : x
  2. Step 2: Convert to fraction form
    293,760.06/440,641.61 = 133,724.07/x
  3. Step 3: Cross multiply
    293,760.06x = 440,641.61 × 133,724.07
  4. Step 4: Simplify right side
    293,760.06x = 58,924,390,267.85
  5. Step 5: Solve for x
    x = 58,924,390,267.85/293,760.06
  6. Step 6: Final answer
    x = 200,586.80

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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.