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Finding the Fourth Proportional to 441,391.59, 662,093.54 and 125,848.49

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Solution

The fourth proportional to 441,391.59, 662,093.54 and 125,848.49 is: 188,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,391.59 : 662,093.54 = 125,848.49 : x
  2. Step 2: Convert to fraction form
    441,391.59/662,093.54 = 125,848.49/x
  3. Step 3: Cross multiply
    441,391.59x = 662,093.54 × 125,848.49
  4. Step 4: Simplify right side
    441,391.59x = 83,323,473,273.75
  5. Step 5: Solve for x
    x = 83,323,473,273.75/441,391.59
  6. Step 6: Final answer
    x = 188,774.49

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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.