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Finding the Fourth Proportional to 5,890.58, 8,835.64 and 1,994.99

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Solution

The fourth proportional to 5,890.58, 8,835.64 and 1,994.99 is: 2,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.58 : 8,835.64 = 1,994.99 : x
  2. Step 2: Convert to fraction form
    5,890.58/8,835.64 = 1,994.99/x
  3. Step 3: Cross multiply
    5,890.58x = 8,835.64 × 1,994.99
  4. Step 4: Simplify right side
    5,890.58x = 17,626,964.28
  5. Step 5: Solve for x
    x = 17,626,964.28/5,890.58
  6. Step 6: Final answer
    x = 2,992.40

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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.