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Finding the Fourth Proportional to 441,449.70, 609,014.75 and 277,816.34

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Solution

The fourth proportional to 441,449.70, 609,014.75 and 277,816.34 is: 383,269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,449.70 : 609,014.75 = 277,816.34 : x
  2. Step 2: Convert to fraction form
    441,449.70/609,014.75 = 277,816.34/x
  3. Step 3: Cross multiply
    441,449.70x = 609,014.75 × 277,816.34
  4. Step 4: Simplify right side
    441,449.70x = 169,194,244,416.86
  5. Step 5: Solve for x
    x = 169,194,244,416.86/441,449.70
  6. Step 6: Final answer
    x = 383,269.59

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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.