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Finding the Fourth Proportional to 248,549.40, 373,115.70 and 246,799.80

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Solution

The fourth proportional to 248,549.40, 373,115.70 and 246,799.80 is: 370,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,549.40 : 373,115.70 = 246,799.80 : x
  2. Step 2: Convert to fraction form
    248,549.40/373,115.70 = 246,799.80/x
  3. Step 3: Cross multiply
    248,549.40x = 373,115.70 × 246,799.80
  4. Step 4: Simplify right side
    248,549.40x = 92,084,880,136.86
  5. Step 5: Solve for x
    x = 92,084,880,136.86/248,549.40
  6. Step 6: Final answer
    x = 370,489.25

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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.