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Finding the Fourth Proportional to 341,196, 511,772.45 and 133,251.27

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Solution

The fourth proportional to 341,196, 511,772.45 and 133,251.27 is: 199,868.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,196 : 511,772.45 = 133,251.27 : x
  2. Step 2: Convert to fraction form
    341,196/511,772.45 = 133,251.27/x
  3. Step 3: Cross multiply
    341,196x = 511,772.45 × 133,251.27
  4. Step 4: Simplify right side
    341,196x = 68,194,328,247.26
  5. Step 5: Solve for x
    x = 68,194,328,247.26/341,196
  6. Step 6: Final answer
    x = 199,868.49

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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.