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Finding the Fourth Proportional to 606,389.60, 850,189.60 and 606,389.60

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Solution

The fourth proportional to 606,389.60, 850,189.60 and 606,389.60 is: 850,189.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,389.60 : 850,189.60 = 606,389.60 : x
  2. Step 2: Convert to fraction form
    606,389.60/850,189.60 = 606,389.60/x
  3. Step 3: Cross multiply
    606,389.60x = 850,189.60 × 606,389.60
  4. Step 4: Simplify right side
    606,389.60x = 515,546,131,468.16
  5. Step 5: Solve for x
    x = 515,546,131,468.16/606,389.60
  6. Step 6: Final answer
    x = 850,189.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.