Home / 200,448.06-298,653.86-197,561.22

Finding the Fourth Proportional to 200,448.06, 298,653.86 and 197,561.22

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Solution

The fourth proportional to 200,448.06, 298,653.86 and 197,561.22 is: 294,352.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,448.06 : 298,653.86 = 197,561.22 : x
  2. Step 2: Convert to fraction form
    200,448.06/298,653.86 = 197,561.22/x
  3. Step 3: Cross multiply
    200,448.06x = 298,653.86 × 197,561.22
  4. Step 4: Simplify right side
    200,448.06x = 59,002,420,939.31
  5. Step 5: Solve for x
    x = 59,002,420,939.31/200,448.06
  6. Step 6: Final answer
    x = 294,352.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.