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Finding the Fourth Proportional to 630,164.80, 945,247.20 and 630,164.80

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Solution

The fourth proportional to 630,164.80, 945,247.20 and 630,164.80 is: 945,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,164.80 : 945,247.20 = 630,164.80 : x
  2. Step 2: Convert to fraction form
    630,164.80/945,247.20 = 630,164.80/x
  3. Step 3: Cross multiply
    630,164.80x = 945,247.20 × 630,164.80
  4. Step 4: Simplify right side
    630,164.80x = 595,661,512,738.56
  5. Step 5: Solve for x
    x = 595,661,512,738.56/630,164.80
  6. Step 6: Final answer
    x = 945,247.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.