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Finding the Fourth Proportional to 33,333, 46,005.12 and 19,183.20

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Solution

The fourth proportional to 33,333, 46,005.12 and 19,183.20 is: 26,476.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333 : 46,005.12 = 19,183.20 : x
  2. Step 2: Convert to fraction form
    33,333/46,005.12 = 19,183.20/x
  3. Step 3: Cross multiply
    33,333x = 46,005.12 × 19,183.20
  4. Step 4: Simplify right side
    33,333x = 882,525,417.98
  5. Step 5: Solve for x
    x = 882,525,417.98/33,333
  6. Step 6: Final answer
    x = 26,476.03

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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.