Home / 734,436.50-1,101,660.89-201,986.73

Finding the Fourth Proportional to 734,436.50, 1,101,660.89 and 201,986.73

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Solution

The fourth proportional to 734,436.50, 1,101,660.89 and 201,986.73 is: 302,981.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,436.50 : 1,101,660.89 = 201,986.73 : x
  2. Step 2: Convert to fraction form
    734,436.50/1,101,660.89 = 201,986.73/x
  3. Step 3: Cross multiply
    734,436.50x = 1,101,660.89 × 201,986.73
  4. Step 4: Simplify right side
    734,436.50x = 222,520,879,730.06
  5. Step 5: Solve for x
    x = 222,520,879,730.06/734,436.50
  6. Step 6: Final answer
    x = 302,981.78

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Half scale
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Double scale
Find fourth proportional to 734,437.50, 1,101,662.39 and 201,987.73
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.