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Finding the Fourth Proportional to 530,965.75, 796,563.95 and 194,005.88

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Solution

The fourth proportional to 530,965.75, 796,563.95 and 194,005.88 is: 291,050.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,965.75 : 796,563.95 = 194,005.88 : x
  2. Step 2: Convert to fraction form
    530,965.75/796,563.95 = 194,005.88/x
  3. Step 3: Cross multiply
    530,965.75x = 796,563.95 × 194,005.88
  4. Step 4: Simplify right side
    530,965.75x = 154,538,093,156.61
  5. Step 5: Solve for x
    x = 154,538,093,156.61/530,965.75
  6. Step 6: Final answer
    x = 291,050.97

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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.