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Finding the Fourth Proportional to 441,708.59, 609,397.74 and 250,611.26

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Solution

The fourth proportional to 441,708.59, 609,397.74 and 250,611.26 is: 345,752.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,708.59 : 609,397.74 = 250,611.26 : x
  2. Step 2: Convert to fraction form
    441,708.59/609,397.74 = 250,611.26/x
  3. Step 3: Cross multiply
    441,708.59x = 609,397.74 × 250,611.26
  4. Step 4: Simplify right side
    441,708.59x = 152,721,932,415.56
  5. Step 5: Solve for x
    x = 152,721,932,415.56/441,708.59
  6. Step 6: Final answer
    x = 345,752.69

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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.