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Finding the Fourth Proportional to 6,230.80, 8,598.54 and 3,578.32

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Solution

The fourth proportional to 6,230.80, 8,598.54 and 3,578.32 is: 4,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230.80 : 8,598.54 = 3,578.32 : x
  2. Step 2: Convert to fraction form
    6,230.80/8,598.54 = 3,578.32/x
  3. Step 3: Cross multiply
    6,230.80x = 8,598.54 × 3,578.32
  4. Step 4: Simplify right side
    6,230.80x = 30,768,327.65
  5. Step 5: Solve for x
    x = 30,768,327.65/6,230.80
  6. Step 6: Final answer
    x = 4,938.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.