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Finding the Fourth Proportional to 706.59, 1,060.79 and 501.26

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Solution

The fourth proportional to 706.59, 1,060.79 and 501.26 is: 752.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.59 : 1,060.79 = 501.26 : x
  2. Step 2: Convert to fraction form
    706.59/1,060.79 = 501.26/x
  3. Step 3: Cross multiply
    706.59x = 1,060.79 × 501.26
  4. Step 4: Simplify right side
    706.59x = 531,723.79
  5. Step 5: Solve for x
    x = 531,723.79/706.59
  6. Step 6: Final answer
    x = 752.52

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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.