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Finding the Fourth Proportional to 33,477.77, 50,208.88 and 9,780.06

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Solution

The fourth proportional to 33,477.77, 50,208.88 and 9,780.06 is: 14,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,477.77 : 50,208.88 = 9,780.06 : x
  2. Step 2: Convert to fraction form
    33,477.77/50,208.88 = 9,780.06/x
  3. Step 3: Cross multiply
    33,477.77x = 50,208.88 × 9,780.06
  4. Step 4: Simplify right side
    33,477.77x = 491,045,758.68
  5. Step 5: Solve for x
    x = 491,045,758.68/33,477.77
  6. Step 6: Final answer
    x = 14,667.81

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1.5x scale

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.