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Finding the Fourth Proportional to 5,980.77, 8,970.45 and 1,598.57

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Solution

The fourth proportional to 5,980.77, 8,970.45 and 1,598.57 is: 2,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.77 : 8,970.45 = 1,598.57 : x
  2. Step 2: Convert to fraction form
    5,980.77/8,970.45 = 1,598.57/x
  3. Step 3: Cross multiply
    5,980.77x = 8,970.45 × 1,598.57
  4. Step 4: Simplify right side
    5,980.77x = 14,339,847.40
  5. Step 5: Solve for x
    x = 14,339,847.40/5,980.77
  6. Step 6: Final answer
    x = 2,397.66

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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.