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Finding the Fourth Proportional to 559,357.30, 839,157.45 and 204,370.75

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Solution

The fourth proportional to 559,357.30, 839,157.45 and 204,370.75 is: 306,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,357.30 : 839,157.45 = 204,370.75 : x
  2. Step 2: Convert to fraction form
    559,357.30/839,157.45 = 204,370.75/x
  3. Step 3: Cross multiply
    559,357.30x = 839,157.45 × 204,370.75
  4. Step 4: Simplify right side
    559,357.30x = 171,499,237,424.59
  5. Step 5: Solve for x
    x = 171,499,237,424.59/559,357.30
  6. Step 6: Final answer
    x = 306,600.52

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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.