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Finding the Fourth Proportional to 700.00, 1,047.97 and 527.39

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Solution

The fourth proportional to 700.00, 1,047.97 and 527.39 is: 789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.00 : 1,047.97 = 527.39 : x
  2. Step 2: Convert to fraction form
    700.00/1,047.97 = 527.39/x
  3. Step 3: Cross multiply
    700.00x = 1,047.97 × 527.39
  4. Step 4: Simplify right side
    700.00x = 552,685.28
  5. Step 5: Solve for x
    x = 552,685.28/700.00
  6. Step 6: Final answer
    x = 789.56

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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.