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Finding the Fourth Proportional to 541,297.86, 746,912.85 and 299,579.86

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Solution

The fourth proportional to 541,297.86, 746,912.85 and 299,579.86 is: 413,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,297.86 : 746,912.85 = 299,579.86 : x
  2. Step 2: Convert to fraction form
    541,297.86/746,912.85 = 299,579.86/x
  3. Step 3: Cross multiply
    541,297.86x = 746,912.85 × 299,579.86
  4. Step 4: Simplify right side
    541,297.86x = 223,760,047,035.20
  5. Step 5: Solve for x
    x = 223,760,047,035.20/541,297.86
  6. Step 6: Final answer
    x = 413,376.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.