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Finding the Fourth Proportional to 703.24, 1,052.73 and 565.13

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Solution

The fourth proportional to 703.24, 1,052.73 and 565.13 is: 845.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.24 : 1,052.73 = 565.13 : x
  2. Step 2: Convert to fraction form
    703.24/1,052.73 = 565.13/x
  3. Step 3: Cross multiply
    703.24x = 1,052.73 × 565.13
  4. Step 4: Simplify right side
    703.24x = 594,929.30
  5. Step 5: Solve for x
    x = 594,929.30/703.24
  6. Step 6: Final answer
    x = 845.98

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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.