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Finding the Fourth Proportional to 594,589.75, 820,533.86 and 356,125.75

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Solution

The fourth proportional to 594,589.75, 820,533.86 and 356,125.75 is: 491,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,589.75 : 820,533.86 = 356,125.75 : x
  2. Step 2: Convert to fraction form
    594,589.75/820,533.86 = 356,125.75/x
  3. Step 3: Cross multiply
    594,589.75x = 820,533.86 × 356,125.75
  4. Step 4: Simplify right side
    594,589.75x = 292,213,234,512.27
  5. Step 5: Solve for x
    x = 292,213,234,512.27/594,589.75
  6. Step 6: Final answer
    x = 491,453.54

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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.