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Finding the Fourth Proportional to 496,600.20, 744,900.30 and 122,623.20

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Solution

The fourth proportional to 496,600.20, 744,900.30 and 122,623.20 is: 183,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,600.20 : 744,900.30 = 122,623.20 : x
  2. Step 2: Convert to fraction form
    496,600.20/744,900.30 = 122,623.20/x
  3. Step 3: Cross multiply
    496,600.20x = 744,900.30 × 122,623.20
  4. Step 4: Simplify right side
    496,600.20x = 91,342,058,466.96
  5. Step 5: Solve for x
    x = 91,342,058,466.96/496,600.20
  6. Step 6: Final answer
    x = 183,934.80

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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.