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Finding the Fourth Proportional to 703,393.57, 970,573.47 and 416,867.41

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Solution

The fourth proportional to 703,393.57, 970,573.47 and 416,867.41 is: 575,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,393.57 : 970,573.47 = 416,867.41 : x
  2. Step 2: Convert to fraction form
    703,393.57/970,573.47 = 416,867.41/x
  3. Step 3: Cross multiply
    703,393.57x = 970,573.47 × 416,867.41
  4. Step 4: Simplify right side
    703,393.57x = 404,600,448,653.61
  5. Step 5: Solve for x
    x = 404,600,448,653.61/703,393.57
  6. Step 6: Final answer
    x = 575,212.04

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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.