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Finding the Fourth Proportional to 706.44, 975.58 and 582.50

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Solution

The fourth proportional to 706.44, 975.58 and 582.50 is: 804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.44 : 975.58 = 582.50 : x
  2. Step 2: Convert to fraction form
    706.44/975.58 = 582.50/x
  3. Step 3: Cross multiply
    706.44x = 975.58 × 582.50
  4. Step 4: Simplify right side
    706.44x = 568,275.35
  5. Step 5: Solve for x
    x = 568,275.35/706.44
  6. Step 6: Final answer
    x = 804.42

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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.