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Finding the Fourth Proportional to 8,583.33, 12,858.66 and 4,888.11

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Solution

The fourth proportional to 8,583.33, 12,858.66 and 4,888.11 is: 7,322.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.33 : 12,858.66 = 4,888.11 : x
  2. Step 2: Convert to fraction form
    8,583.33/12,858.66 = 4,888.11/x
  3. Step 3: Cross multiply
    8,583.33x = 12,858.66 × 4,888.11
  4. Step 4: Simplify right side
    8,583.33x = 62,854,544.53
  5. Step 5: Solve for x
    x = 62,854,544.53/8,583.33
  6. Step 6: Final answer
    x = 7,322.86

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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.