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Finding the Fourth Proportional to 704.03, 1,055.99 and 293.04

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Solution

The fourth proportional to 704.03, 1,055.99 and 293.04 is: 439.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.03 : 1,055.99 = 293.04 : x
  2. Step 2: Convert to fraction form
    704.03/1,055.99 = 293.04/x
  3. Step 3: Cross multiply
    704.03x = 1,055.99 × 293.04
  4. Step 4: Simplify right side
    704.03x = 309,448.04
  5. Step 5: Solve for x
    x = 309,448.04/704.03
  6. Step 6: Final answer
    x = 439.54

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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.