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Finding the Fourth Proportional to 311,033.20, 466,549.80 and 248,825.20

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Solution

The fourth proportional to 311,033.20, 466,549.80 and 248,825.20 is: 373,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,033.20 : 466,549.80 = 248,825.20 : x
  2. Step 2: Convert to fraction form
    311,033.20/466,549.80 = 248,825.20/x
  3. Step 3: Cross multiply
    311,033.20x = 466,549.80 × 248,825.20
  4. Step 4: Simplify right side
    311,033.20x = 116,089,347,294.96
  5. Step 5: Solve for x
    x = 116,089,347,294.96/311,033.20
  6. Step 6: Final answer
    x = 373,237.80

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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.