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Finding the Fourth Proportional to 603,777,900.46, 905,666,850.68 and 603,777,900.46

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Solution

The fourth proportional to 603,777,900.46, 905,666,850.68 and 603,777,900.46 is: 905,666,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,777,900.46 : 905,666,850.68 = 603,777,900.46 : x
  2. Step 2: Convert to fraction form
    603,777,900.46/905,666,850.68 = 603,777,900.46/x
  3. Step 3: Cross multiply
    603,777,900.46x = 905,666,850.68 × 603,777,900.46
  4. Step 4: Simplify right side
    603,777,900.46x = 546,821,629,619,790,720
  5. Step 5: Solve for x
    x = 546,821,629,619,790,720/603,777,900.46
  6. Step 6: Final answer
    x = 905,666,850.68

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Double scale
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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.