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Finding the Fourth Proportional to 441,040.33, 661,779.39 and 174,794.95

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Solution

The fourth proportional to 441,040.33, 661,779.39 and 174,794.95 is: 262,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,040.33 : 661,779.39 = 174,794.95 : x
  2. Step 2: Convert to fraction form
    441,040.33/661,779.39 = 174,794.95/x
  3. Step 3: Cross multiply
    441,040.33x = 661,779.39 × 174,794.95
  4. Step 4: Simplify right side
    441,040.33x = 115,675,692,077.18
  5. Step 5: Solve for x
    x = 115,675,692,077.18/441,040.33
  6. Step 6: Final answer
    x = 262,279.17

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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.