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Finding the Fourth Proportional to 447,452.03, 670,910.33 and 303,534.70

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Solution

The fourth proportional to 447,452.03, 670,910.33 and 303,534.70 is: 455,120.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,452.03 : 670,910.33 = 303,534.70 : x
  2. Step 2: Convert to fraction form
    447,452.03/670,910.33 = 303,534.70/x
  3. Step 3: Cross multiply
    447,452.03x = 670,910.33 × 303,534.70
  4. Step 4: Simplify right side
    447,452.03x = 203,644,564,225.78
  5. Step 5: Solve for x
    x = 203,644,564,225.78/447,452.03
  6. Step 6: Final answer
    x = 455,120.44

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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.