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Finding the Fourth Proportional to 304,085.06, 419,567.78 and 181,553.62

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Solution

The fourth proportional to 304,085.06, 419,567.78 and 181,553.62 is: 250,502.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,085.06 : 419,567.78 = 181,553.62 : x
  2. Step 2: Convert to fraction form
    304,085.06/419,567.78 = 181,553.62/x
  3. Step 3: Cross multiply
    304,085.06x = 419,567.78 × 181,553.62
  4. Step 4: Simplify right side
    304,085.06x = 76,174,049,294.36
  5. Step 5: Solve for x
    x = 76,174,049,294.36/304,085.06
  6. Step 6: Final answer
    x = 250,502.44

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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.