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Finding the Fourth Proportional to 5,870.98, 8,807.62 and 2,173.24

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Solution

The fourth proportional to 5,870.98, 8,807.62 and 2,173.24 is: 3,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.98 : 8,807.62 = 2,173.24 : x
  2. Step 2: Convert to fraction form
    5,870.98/8,807.62 = 2,173.24/x
  3. Step 3: Cross multiply
    5,870.98x = 8,807.62 × 2,173.24
  4. Step 4: Simplify right side
    5,870.98x = 19,141,072.09
  5. Step 5: Solve for x
    x = 19,141,072.09/5,870.98
  6. Step 6: Final answer
    x = 3,260.29

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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.