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Finding the Fourth Proportional to 481,976.56, 718,655.82 and 468,734.64

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Solution

The fourth proportional to 481,976.56, 718,655.82 and 468,734.64 is: 698,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,976.56 : 718,655.82 = 468,734.64 : x
  2. Step 2: Convert to fraction form
    481,976.56/718,655.82 = 468,734.64/x
  3. Step 3: Cross multiply
    481,976.56x = 718,655.82 × 468,734.64
  4. Step 4: Simplify right side
    481,976.56x = 336,858,877,071.61
  5. Step 5: Solve for x
    x = 336,858,877,071.61/481,976.56
  6. Step 6: Final answer
    x = 698,911.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.