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Finding the Fourth Proportional to 377,544.44, 521,121.12 and 246,741.77

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Solution

The fourth proportional to 377,544.44, 521,121.12 and 246,741.77 is: 340,575.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,544.44 : 521,121.12 = 246,741.77 : x
  2. Step 2: Convert to fraction form
    377,544.44/521,121.12 = 246,741.77/x
  3. Step 3: Cross multiply
    377,544.44x = 521,121.12 × 246,741.77
  4. Step 4: Simplify right side
    377,544.44x = 128,582,347,910.70
  5. Step 5: Solve for x
    x = 128,582,347,910.70/377,544.44
  6. Step 6: Final answer
    x = 340,575.40

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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.