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Finding the Fourth Proportional to 5,890.70, 8,835.48 and 1,995.14

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Solution

The fourth proportional to 5,890.70, 8,835.48 and 1,995.14 is: 2,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.70 : 8,835.48 = 1,995.14 : x
  2. Step 2: Convert to fraction form
    5,890.70/8,835.48 = 1,995.14/x
  3. Step 3: Cross multiply
    5,890.70x = 8,835.48 × 1,995.14
  4. Step 4: Simplify right side
    5,890.70x = 17,628,019.57
  5. Step 5: Solve for x
    x = 17,628,019.57/5,890.70
  6. Step 6: Final answer
    x = 2,992.52

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Double scale
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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.