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Finding the Fourth Proportional to 259,523.70, 358,081.44 and 146,324.58

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Solution

The fourth proportional to 259,523.70, 358,081.44 and 146,324.58 is: 201,893.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,523.70 : 358,081.44 = 146,324.58 : x
  2. Step 2: Convert to fraction form
    259,523.70/358,081.44 = 146,324.58/x
  3. Step 3: Cross multiply
    259,523.70x = 358,081.44 × 146,324.58
  4. Step 4: Simplify right side
    259,523.70x = 52,396,116,313.80
  5. Step 5: Solve for x
    x = 52,396,116,313.80/259,523.70
  6. Step 6: Final answer
    x = 201,893.38

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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.