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Finding the Fourth Proportional to 5,987.04, 8,980.56 and 1,604.52

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Solution

The fourth proportional to 5,987.04, 8,980.56 and 1,604.52 is: 2,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987.04 : 8,980.56 = 1,604.52 : x
  2. Step 2: Convert to fraction form
    5,987.04/8,980.56 = 1,604.52/x
  3. Step 3: Cross multiply
    5,987.04x = 8,980.56 × 1,604.52
  4. Step 4: Simplify right side
    5,987.04x = 14,409,488.13
  5. Step 5: Solve for x
    x = 14,409,488.13/5,987.04
  6. Step 6: Final answer
    x = 2,406.78

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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.