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Finding the Fourth Proportional to 3,262.67, 4,870.38 and 2,868.58

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Solution

The fourth proportional to 3,262.67, 4,870.38 and 2,868.58 is: 4,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.67 : 4,870.38 = 2,868.58 : x
  2. Step 2: Convert to fraction form
    3,262.67/4,870.38 = 2,868.58/x
  3. Step 3: Cross multiply
    3,262.67x = 4,870.38 × 2,868.58
  4. Step 4: Simplify right side
    3,262.67x = 13,971,064.11
  5. Step 5: Solve for x
    x = 13,971,064.11/3,262.67
  6. Step 6: Final answer
    x = 4,282.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.