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Finding the Fourth Proportional to 441,818.82, 609,673.91 and 248,216.01

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Solution

The fourth proportional to 441,818.82, 609,673.91 and 248,216.01 is: 342,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,818.82 : 609,673.91 = 248,216.01 : x
  2. Step 2: Convert to fraction form
    441,818.82/609,673.91 = 248,216.01/x
  3. Step 3: Cross multiply
    441,818.82x = 609,673.91 × 248,216.01
  4. Step 4: Simplify right side
    441,818.82x = 151,330,825,941.47
  5. Step 5: Solve for x
    x = 151,330,825,941.47/441,818.82
  6. Step 6: Final answer
    x = 342,517.84

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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.