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Finding the Fourth Proportional to 304,362.56, 420,154.85 and 181,898.14

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Solution

The fourth proportional to 304,362.56, 420,154.85 and 181,898.14 is: 251,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,362.56 : 420,154.85 = 181,898.14 : x
  2. Step 2: Convert to fraction form
    304,362.56/420,154.85 = 181,898.14/x
  3. Step 3: Cross multiply
    304,362.56x = 420,154.85 × 181,898.14
  4. Step 4: Simplify right side
    304,362.56x = 76,425,385,726.98
  5. Step 5: Solve for x
    x = 76,425,385,726.98/304,362.56
  6. Step 6: Final answer
    x = 251,099.83

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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.