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Finding the Fourth Proportional to 304,383.06, 419,953.41 and 183,561.30

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Solution

The fourth proportional to 304,383.06, 419,953.41 and 183,561.30 is: 253,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,383.06 : 419,953.41 = 183,561.30 : x
  2. Step 2: Convert to fraction form
    304,383.06/419,953.41 = 183,561.30/x
  3. Step 3: Cross multiply
    304,383.06x = 419,953.41 × 183,561.30
  4. Step 4: Simplify right side
    304,383.06x = 77,087,193,879.03
  5. Step 5: Solve for x
    x = 77,087,193,879.03/304,383.06
  6. Step 6: Final answer
    x = 253,257.17

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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.