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Finding the Fourth Proportional to 663,499.54, 995,249.94 and 164,863.54

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Solution

The fourth proportional to 663,499.54, 995,249.94 and 164,863.54 is: 247,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,499.54 : 995,249.94 = 164,863.54 : x
  2. Step 2: Convert to fraction form
    663,499.54/995,249.94 = 164,863.54/x
  3. Step 3: Cross multiply
    663,499.54x = 995,249.94 × 164,863.54
  4. Step 4: Simplify right side
    663,499.54x = 164,080,428,293.19
  5. Step 5: Solve for x
    x = 164,080,428,293.19/663,499.54
  6. Step 6: Final answer
    x = 247,295.47

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1.5x scale

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.