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Finding the Fourth Proportional to 496,419.23, 744,480.42 and 180,802.33

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Solution

The fourth proportional to 496,419.23, 744,480.42 and 180,802.33 is: 271,149.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,419.23 : 744,480.42 = 180,802.33 : x
  2. Step 2: Convert to fraction form
    496,419.23/744,480.42 = 180,802.33/x
  3. Step 3: Cross multiply
    496,419.23x = 744,480.42 × 180,802.33
  4. Step 4: Simplify right side
    496,419.23x = 134,603,792,036.17
  5. Step 5: Solve for x
    x = 134,603,792,036.17/496,419.23
  6. Step 6: Final answer
    x = 271,149.43

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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.