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Finding the Fourth Proportional to 341,333.76, 511,619.13 and 127,896.33

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Solution

The fourth proportional to 341,333.76, 511,619.13 and 127,896.33 is: 191,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,333.76 : 511,619.13 = 127,896.33 : x
  2. Step 2: Convert to fraction form
    341,333.76/511,619.13 = 127,896.33/x
  3. Step 3: Cross multiply
    341,333.76x = 511,619.13 × 127,896.33
  4. Step 4: Simplify right side
    341,333.76x = 65,434,209,084.79
  5. Step 5: Solve for x
    x = 65,434,209,084.79/341,333.76
  6. Step 6: Final answer
    x = 191,701.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.