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Finding the Fourth Proportional to 704.17, 1,055.94 and 541.96

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Solution

The fourth proportional to 704.17, 1,055.94 and 541.96 is: 812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.17 : 1,055.94 = 541.96 : x
  2. Step 2: Convert to fraction form
    704.17/1,055.94 = 541.96/x
  3. Step 3: Cross multiply
    704.17x = 1,055.94 × 541.96
  4. Step 4: Simplify right side
    704.17x = 572,277.24
  5. Step 5: Solve for x
    x = 572,277.24/704.17
  6. Step 6: Final answer
    x = 812.70

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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.