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Finding the Fourth Proportional to 200,481.66, 276,033.51 and 170,207.10

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Solution

The fourth proportional to 200,481.66, 276,033.51 and 170,207.10 is: 234,349.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,481.66 : 276,033.51 = 170,207.10 : x
  2. Step 2: Convert to fraction form
    200,481.66/276,033.51 = 170,207.10/x
  3. Step 3: Cross multiply
    200,481.66x = 276,033.51 × 170,207.10
  4. Step 4: Simplify right side
    200,481.66x = 46,982,863,239.92
  5. Step 5: Solve for x
    x = 46,982,863,239.92/200,481.66
  6. Step 6: Final answer
    x = 234,349.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.