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Finding the Fourth Proportional to 44,923.40, 67,409.40 and 18,630.80

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Solution

The fourth proportional to 44,923.40, 67,409.40 and 18,630.80 is: 27,956.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,923.40 : 67,409.40 = 18,630.80 : x
  2. Step 2: Convert to fraction form
    44,923.40/67,409.40 = 18,630.80/x
  3. Step 3: Cross multiply
    44,923.40x = 67,409.40 × 18,630.80
  4. Step 4: Simplify right side
    44,923.40x = 1,255,891,049.52
  5. Step 5: Solve for x
    x = 1,255,891,049.52/44,923.40
  6. Step 6: Final answer
    x = 27,956.28

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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.