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Finding the Fourth Proportional to 663,519.36, 995,277.60 and 164,883.36

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Solution

The fourth proportional to 663,519.36, 995,277.60 and 164,883.36 is: 247,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,519.36 : 995,277.60 = 164,883.36 : x
  2. Step 2: Convert to fraction form
    663,519.36/995,277.60 = 164,883.36/x
  3. Step 3: Cross multiply
    663,519.36x = 995,277.60 × 164,883.36
  4. Step 4: Simplify right side
    663,519.36x = 164,104,714,820.74
  5. Step 5: Solve for x
    x = 164,104,714,820.74/663,519.36
  6. Step 6: Final answer
    x = 247,324.68

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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.