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Finding the Fourth Proportional to 705.89, 1,059.48 and 377.10

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Solution

The fourth proportional to 705.89, 1,059.48 and 377.10 is: 565.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    705.89 : 1,059.48 = 377.10 : x
  2. Step 2: Convert to fraction form
    705.89/1,059.48 = 377.10/x
  3. Step 3: Cross multiply
    705.89x = 1,059.48 × 377.10
  4. Step 4: Simplify right side
    705.89x = 399,529.91
  5. Step 5: Solve for x
    x = 399,529.91/705.89
  6. Step 6: Final answer
    x = 565.99

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