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Finding the Fourth Proportional to 703,797.29, 970,613.15 and 548,787

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Solution

The fourth proportional to 703,797.29, 970,613.15 and 548,787 is: 756,837.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,797.29 : 970,613.15 = 548,787 : x
  2. Step 2: Convert to fraction form
    703,797.29/970,613.15 = 548,787/x
  3. Step 3: Cross multiply
    703,797.29x = 970,613.15 × 548,787
  4. Step 4: Simplify right side
    703,797.29x = 532,659,876,005.12
  5. Step 5: Solve for x
    x = 532,659,876,005.12/703,797.29
  6. Step 6: Final answer
    x = 756,837.07

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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.