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Finding the Fourth Proportional to 240,523.80, 360,915.30 and 100,296.60

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Solution

The fourth proportional to 240,523.80, 360,915.30 and 100,296.60 is: 150,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,523.80 : 360,915.30 = 100,296.60 : x
  2. Step 2: Convert to fraction form
    240,523.80/360,915.30 = 100,296.60/x
  3. Step 3: Cross multiply
    240,523.80x = 360,915.30 × 100,296.60
  4. Step 4: Simplify right side
    240,523.80x = 36,198,577,477.98
  5. Step 5: Solve for x
    x = 36,198,577,477.98/240,523.80
  6. Step 6: Final answer
    x = 150,498.94

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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.