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Finding the Fourth Proportional to 5,970.89, 8,956.34 and 2,075.30

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Solution

The fourth proportional to 5,970.89, 8,956.34 and 2,075.30 is: 3,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.89 : 8,956.34 = 2,075.30 : x
  2. Step 2: Convert to fraction form
    5,970.89/8,956.34 = 2,075.30/x
  3. Step 3: Cross multiply
    5,970.89x = 8,956.34 × 2,075.30
  4. Step 4: Simplify right side
    5,970.89x = 18,587,092.40
  5. Step 5: Solve for x
    x = 18,587,092.40/5,970.89
  6. Step 6: Final answer
    x = 3,112.95

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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.