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Finding the Fourth Proportional to 341,830.82, 471,702.28 and 188,867.33

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Solution

The fourth proportional to 341,830.82, 471,702.28 and 188,867.33 is: 260,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,830.82 : 471,702.28 = 188,867.33 : x
  2. Step 2: Convert to fraction form
    341,830.82/471,702.28 = 188,867.33/x
  3. Step 3: Cross multiply
    341,830.82x = 471,702.28 × 188,867.33
  4. Step 4: Simplify right side
    341,830.82x = 89,089,147,347.83
  5. Step 5: Solve for x
    x = 89,089,147,347.83/341,830.82
  6. Step 6: Final answer
    x = 260,623.51

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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.