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Finding the Fourth Proportional to 5,980.99, 8,968.47 and 3,482.99

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Solution

The fourth proportional to 5,980.99, 8,968.47 and 3,482.99 is: 5,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.99 : 8,968.47 = 3,482.99 : x
  2. Step 2: Convert to fraction form
    5,980.99/8,968.47 = 3,482.99/x
  3. Step 3: Cross multiply
    5,980.99x = 8,968.47 × 3,482.99
  4. Step 4: Simplify right side
    5,980.99x = 31,237,061.42
  5. Step 5: Solve for x
    x = 31,237,061.42/5,980.99
  6. Step 6: Final answer
    x = 5,222.72

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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.