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Finding the Fourth Proportional to 416,791.20, 624,265.20 and 250,903.20

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Solution

The fourth proportional to 416,791.20, 624,265.20 and 250,903.20 is: 375,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,791.20 : 624,265.20 = 250,903.20 : x
  2. Step 2: Convert to fraction form
    416,791.20/624,265.20 = 250,903.20/x
  3. Step 3: Cross multiply
    416,791.20x = 624,265.20 × 250,903.20
  4. Step 4: Simplify right side
    416,791.20x = 156,630,136,328.64
  5. Step 5: Solve for x
    x = 156,630,136,328.64/416,791.20
  6. Step 6: Final answer
    x = 375,800.01

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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.