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Finding the Fourth Proportional to 5,870.73, 8,797.88 and 4,219.53

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Solution

The fourth proportional to 5,870.73, 8,797.88 and 4,219.53 is: 6,323.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.73 : 8,797.88 = 4,219.53 : x
  2. Step 2: Convert to fraction form
    5,870.73/8,797.88 = 4,219.53/x
  3. Step 3: Cross multiply
    5,870.73x = 8,797.88 × 4,219.53
  4. Step 4: Simplify right side
    5,870.73x = 37,122,897.50
  5. Step 5: Solve for x
    x = 37,122,897.50/5,870.73
  6. Step 6: Final answer
    x = 6,323.39

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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.