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Finding the Fourth Proportional to 203,194.58, 304,806.47 and 70,072.92

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Solution

The fourth proportional to 203,194.58, 304,806.47 and 70,072.92 is: 105,114.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,194.58 : 304,806.47 = 70,072.92 : x
  2. Step 2: Convert to fraction form
    203,194.58/304,806.47 = 70,072.92/x
  3. Step 3: Cross multiply
    203,194.58x = 304,806.47 × 70,072.92
  4. Step 4: Simplify right side
    203,194.58x = 21,358,679,037.43
  5. Step 5: Solve for x
    x = 21,358,679,037.43/203,194.58
  6. Step 6: Final answer
    x = 105,114.42

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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.