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Finding the Fourth Proportional to 2,496.58, 3,737.67 and 1,920.58

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Solution

The fourth proportional to 2,496.58, 3,737.67 and 1,920.58 is: 2,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.58 : 3,737.67 = 1,920.58 : x
  2. Step 2: Convert to fraction form
    2,496.58/3,737.67 = 1,920.58/x
  3. Step 3: Cross multiply
    2,496.58x = 3,737.67 × 1,920.58
  4. Step 4: Simplify right side
    2,496.58x = 7,178,494.25
  5. Step 5: Solve for x
    x = 7,178,494.25/2,496.58
  6. Step 6: Final answer
    x = 2,875.33

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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.