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Finding the Fourth Proportional to 341,296.98, 470,968.65 and 188,336.39

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Solution

The fourth proportional to 341,296.98, 470,968.65 and 188,336.39 is: 259,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,296.98 : 470,968.65 = 188,336.39 : x
  2. Step 2: Convert to fraction form
    341,296.98/470,968.65 = 188,336.39/x
  3. Step 3: Cross multiply
    341,296.98x = 470,968.65 × 188,336.39
  4. Step 4: Simplify right side
    341,296.98x = 88,700,532,989.33
  5. Step 5: Solve for x
    x = 88,700,532,989.33/341,296.98
  6. Step 6: Final answer
    x = 259,892.52

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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.