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Finding the Fourth Proportional to 293,353.66, 404,828.31 and 159,217.66

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Solution

The fourth proportional to 293,353.66, 404,828.31 and 159,217.66 is: 219,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,353.66 : 404,828.31 = 159,217.66 : x
  2. Step 2: Convert to fraction form
    293,353.66/404,828.31 = 159,217.66/x
  3. Step 3: Cross multiply
    293,353.66x = 404,828.31 × 159,217.66
  4. Step 4: Simplify right side
    293,353.66x = 64,455,816,219.95
  5. Step 5: Solve for x
    x = 64,455,816,219.95/293,353.66
  6. Step 6: Final answer
    x = 219,720.51

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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.