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Finding the Fourth Proportional to 199,064.40, 298,596.60 and 174,958.80

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Solution

The fourth proportional to 199,064.40, 298,596.60 and 174,958.80 is: 262,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,064.40 : 298,596.60 = 174,958.80 : x
  2. Step 2: Convert to fraction form
    199,064.40/298,596.60 = 174,958.80/x
  3. Step 3: Cross multiply
    199,064.40x = 298,596.60 × 174,958.80
  4. Step 4: Simplify right side
    199,064.40x = 52,242,102,820.08
  5. Step 5: Solve for x
    x = 52,242,102,820.08/199,064.40
  6. Step 6: Final answer
    x = 262,438.20

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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.