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Finding the Fourth Proportional to 441,768.08, 609,573.53 and 248,138.71

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Solution

The fourth proportional to 441,768.08, 609,573.53 and 248,138.71 is: 342,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,768.08 : 609,573.53 = 248,138.71 : x
  2. Step 2: Convert to fraction form
    441,768.08/609,573.53 = 248,138.71/x
  3. Step 3: Cross multiply
    441,768.08x = 609,573.53 × 248,138.71
  4. Step 4: Simplify right side
    441,768.08x = 151,258,788,480.76
  5. Step 5: Solve for x
    x = 151,258,788,480.76/441,768.08
  6. Step 6: Final answer
    x = 342,394.11

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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.