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Finding the Fourth Proportional to 241,815.90, 333,679.42 and 139,825.90

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Solution

The fourth proportional to 241,815.90, 333,679.42 and 139,825.90 is: 192,944.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,815.90 : 333,679.42 = 139,825.90 : x
  2. Step 2: Convert to fraction form
    241,815.90/333,679.42 = 139,825.90/x
  3. Step 3: Cross multiply
    241,815.90x = 333,679.42 × 139,825.90
  4. Step 4: Simplify right side
    241,815.90x = 46,657,025,212.98
  5. Step 5: Solve for x
    x = 46,657,025,212.98/241,815.90
  6. Step 6: Final answer
    x = 192,944.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.