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Finding the Fourth Proportional to 452,051.82, 678,181.30 and 195,927.39

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Solution

The fourth proportional to 452,051.82, 678,181.30 and 195,927.39 is: 293,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,051.82 : 678,181.30 = 195,927.39 : x
  2. Step 2: Convert to fraction form
    452,051.82/678,181.30 = 195,927.39/x
  3. Step 3: Cross multiply
    452,051.82x = 678,181.30 × 195,927.39
  4. Step 4: Simplify right side
    452,051.82x = 132,874,291,565.99
  5. Step 5: Solve for x
    x = 132,874,291,565.99/452,051.82
  6. Step 6: Final answer
    x = 293,935.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.