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Finding the Fourth Proportional to 272,054.60, 408,081.90 and 244,498.40

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Solution

The fourth proportional to 272,054.60, 408,081.90 and 244,498.40 is: 366,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,054.60 : 408,081.90 = 244,498.40 : x
  2. Step 2: Convert to fraction form
    272,054.60/408,081.90 = 244,498.40/x
  3. Step 3: Cross multiply
    272,054.60x = 408,081.90 × 244,498.40
  4. Step 4: Simplify right side
    272,054.60x = 99,775,371,618.96
  5. Step 5: Solve for x
    x = 99,775,371,618.96/272,054.60
  6. Step 6: Final answer
    x = 366,747.60

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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.