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Finding the Fourth Proportional to 1,172.92, 1,759.94 and 595.84

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Solution

The fourth proportional to 1,172.92, 1,759.94 and 595.84 is: 894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172.92 : 1,759.94 = 595.84 : x
  2. Step 2: Convert to fraction form
    1,172.92/1,759.94 = 595.84/x
  3. Step 3: Cross multiply
    1,172.92x = 1,759.94 × 595.84
  4. Step 4: Simplify right side
    1,172.92x = 1,048,642.65
  5. Step 5: Solve for x
    x = 1,048,642.65/1,172.92
  6. Step 6: Final answer
    x = 894.04

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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.