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Finding the Fourth Proportional to 293,412.24, 404,902.80 and 159,276.24

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Solution

The fourth proportional to 293,412.24, 404,902.80 and 159,276.24 is: 219,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,412.24 : 404,902.80 = 159,276.24 : x
  2. Step 2: Convert to fraction form
    293,412.24/404,902.80 = 159,276.24/x
  3. Step 3: Cross multiply
    293,412.24x = 404,902.80 × 159,276.24
  4. Step 4: Simplify right side
    293,412.24x = 64,491,395,549.47
  5. Step 5: Solve for x
    x = 64,491,395,549.47/293,412.24
  6. Step 6: Final answer
    x = 219,797.90

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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.