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Finding the Fourth Proportional to 293,205.48, 404,624.34 and 159,069.48

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Solution

The fourth proportional to 293,205.48, 404,624.34 and 159,069.48 is: 219,516.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,205.48 : 404,624.34 = 159,069.48 : x
  2. Step 2: Convert to fraction form
    293,205.48/404,624.34 = 159,069.48/x
  3. Step 3: Cross multiply
    293,205.48x = 404,624.34 × 159,069.48
  4. Step 4: Simplify right side
    293,205.48x = 64,363,383,359.14
  5. Step 5: Solve for x
    x = 64,363,383,359.14/293,205.48
  6. Step 6: Final answer
    x = 219,516.30

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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.