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Finding the Fourth Proportional to 5,999.47, 9,000.36 and 1,838.75

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Solution

The fourth proportional to 5,999.47, 9,000.36 and 1,838.75 is: 2,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.47 : 9,000.36 = 1,838.75 : x
  2. Step 2: Convert to fraction form
    5,999.47/9,000.36 = 1,838.75/x
  3. Step 3: Cross multiply
    5,999.47x = 9,000.36 × 1,838.75
  4. Step 4: Simplify right side
    5,999.47x = 16,549,373.57
  5. Step 5: Solve for x
    x = 16,549,373.57/5,999.47
  6. Step 6: Final answer
    x = 2,758.47

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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.