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Finding the Fourth Proportional to 4,893.15, 7,343.33 and 1,973.55

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Solution

The fourth proportional to 4,893.15, 7,343.33 and 1,973.55 is: 2,961.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.15 : 7,343.33 = 1,973.55 : x
  2. Step 2: Convert to fraction form
    4,893.15/7,343.33 = 1,973.55/x
  3. Step 3: Cross multiply
    4,893.15x = 7,343.33 × 1,973.55
  4. Step 4: Simplify right side
    4,893.15x = 14,492,419.05
  5. Step 5: Solve for x
    x = 14,492,419.05/4,893.15
  6. Step 6: Final answer
    x = 2,961.78

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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.