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Finding the Fourth Proportional to 544,131.77, 816,199.55 and 165,055.77

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Solution

The fourth proportional to 544,131.77, 816,199.55 and 165,055.77 is: 247,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,131.77 : 816,199.55 = 165,055.77 : x
  2. Step 2: Convert to fraction form
    544,131.77/816,199.55 = 165,055.77/x
  3. Step 3: Cross multiply
    544,131.77x = 816,199.55 × 165,055.77
  4. Step 4: Simplify right side
    544,131.77x = 134,718,440,292.63
  5. Step 5: Solve for x
    x = 134,718,440,292.63/544,131.77
  6. Step 6: Final answer
    x = 247,584.22

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Similar ratio
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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.