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Finding the Fourth Proportional to 704.14, 972.03 and 529.54

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Solution

The fourth proportional to 704.14, 972.03 and 529.54 is: 731.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.14 : 972.03 = 529.54 : x
  2. Step 2: Convert to fraction form
    704.14/972.03 = 529.54/x
  3. Step 3: Cross multiply
    704.14x = 972.03 × 529.54
  4. Step 4: Simplify right side
    704.14x = 514,728.77
  5. Step 5: Solve for x
    x = 514,728.77/704.14
  6. Step 6: Final answer
    x = 731.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.