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Finding the Fourth Proportional to 654,322.65, 981,483.93 and 180,995.70

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Solution

The fourth proportional to 654,322.65, 981,483.93 and 180,995.70 is: 271,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,322.65 : 981,483.93 = 180,995.70 : x
  2. Step 2: Convert to fraction form
    654,322.65/981,483.93 = 180,995.70/x
  3. Step 3: Cross multiply
    654,322.65x = 981,483.93 × 180,995.70
  4. Step 4: Simplify right side
    654,322.65x = 177,644,370,949.10
  5. Step 5: Solve for x
    x = 177,644,370,949.10/654,322.65
  6. Step 6: Final answer
    x = 271,493.54

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Similar ratio
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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.