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Finding the Fourth Proportional to 5,899.34, 8,840.76 and 4,436.78

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Solution

The fourth proportional to 5,899.34, 8,840.76 and 4,436.78 is: 6,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.34 : 8,840.76 = 4,436.78 : x
  2. Step 2: Convert to fraction form
    5,899.34/8,840.76 = 4,436.78/x
  3. Step 3: Cross multiply
    5,899.34x = 8,840.76 × 4,436.78
  4. Step 4: Simplify right side
    5,899.34x = 39,224,507.15
  5. Step 5: Solve for x
    x = 39,224,507.15/5,899.34
  6. Step 6: Final answer
    x = 6,648.97

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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.