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Finding the Fourth Proportional to 241,431.15, 333,190.90 and 139,460.90

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Solution

The fourth proportional to 241,431.15, 333,190.90 and 139,460.90 is: 192,465.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,431.15 : 333,190.90 = 139,460.90 : x
  2. Step 2: Convert to fraction form
    241,431.15/333,190.90 = 139,460.90/x
  3. Step 3: Cross multiply
    241,431.15x = 333,190.90 × 139,460.90
  4. Step 4: Simplify right side
    241,431.15x = 46,467,101,604.18
  5. Step 5: Solve for x
    x = 46,467,101,604.18/241,431.15
  6. Step 6: Final answer
    x = 192,465.23

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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.