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Finding the Fourth Proportional to 626,601.74, 940,055.70 and 200,137.65

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Solution

The fourth proportional to 626,601.74, 940,055.70 and 200,137.65 is: 300,255.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,601.74 : 940,055.70 = 200,137.65 : x
  2. Step 2: Convert to fraction form
    626,601.74/940,055.70 = 200,137.65/x
  3. Step 3: Cross multiply
    626,601.74x = 940,055.70 × 200,137.65
  4. Step 4: Simplify right side
    626,601.74x = 188,140,538,667.11
  5. Step 5: Solve for x
    x = 188,140,538,667.11/626,601.74
  6. Step 6: Final answer
    x = 300,255.37

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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.