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Finding the Fourth Proportional to 606,640.60, 909,960.90 and 594,830.80

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Solution

The fourth proportional to 606,640.60, 909,960.90 and 594,830.80 is: 892,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,640.60 : 909,960.90 = 594,830.80 : x
  2. Step 2: Convert to fraction form
    606,640.60/909,960.90 = 594,830.80/x
  3. Step 3: Cross multiply
    606,640.60x = 909,960.90 × 594,830.80
  4. Step 4: Simplify right side
    606,640.60x = 541,272,770,115.72
  5. Step 5: Solve for x
    x = 541,272,770,115.72/606,640.60
  6. Step 6: Final answer
    x = 892,246.20

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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.