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Finding the Fourth Proportional to 606,918.60, 850,930.20 and 606,918.60

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Solution

The fourth proportional to 606,918.60, 850,930.20 and 606,918.60 is: 850,930.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,918.60 : 850,930.20 = 606,918.60 : x
  2. Step 2: Convert to fraction form
    606,918.60/850,930.20 = 606,918.60/x
  3. Step 3: Cross multiply
    606,918.60x = 850,930.20 × 606,918.60
  4. Step 4: Simplify right side
    606,918.60x = 516,445,365,681.72
  5. Step 5: Solve for x
    x = 516,445,365,681.72/606,918.60
  6. Step 6: Final answer
    x = 850,930.20

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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.