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Finding the Fourth Proportional to 551,275.60, 827,010.60 and 196,495.60

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Solution

The fourth proportional to 551,275.60, 827,010.60 and 196,495.60 is: 294,778.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,275.60 : 827,010.60 = 196,495.60 : x
  2. Step 2: Convert to fraction form
    551,275.60/827,010.60 = 196,495.60/x
  3. Step 3: Cross multiply
    551,275.60x = 827,010.60 × 196,495.60
  4. Step 4: Simplify right side
    551,275.60x = 162,503,944,053.36
  5. Step 5: Solve for x
    x = 162,503,944,053.36/551,275.60
  6. Step 6: Final answer
    x = 294,778.05

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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.