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Finding the Fourth Proportional to 5,958.74, 8,939.19 and 1,798.58

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Solution

The fourth proportional to 5,958.74, 8,939.19 and 1,798.58 is: 2,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.74 : 8,939.19 = 1,798.58 : x
  2. Step 2: Convert to fraction form
    5,958.74/8,939.19 = 1,798.58/x
  3. Step 3: Cross multiply
    5,958.74x = 8,939.19 × 1,798.58
  4. Step 4: Simplify right side
    5,958.74x = 16,077,848.35
  5. Step 5: Solve for x
    x = 16,077,848.35/5,958.74
  6. Step 6: Final answer
    x = 2,698.20

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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.