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Finding the Fourth Proportional to 3,003.58, 4,503.90 and 1,358.98

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Solution

The fourth proportional to 3,003.58, 4,503.90 and 1,358.98 is: 2,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.58 : 4,503.90 = 1,358.98 : x
  2. Step 2: Convert to fraction form
    3,003.58/4,503.90 = 1,358.98/x
  3. Step 3: Cross multiply
    3,003.58x = 4,503.90 × 1,358.98
  4. Step 4: Simplify right side
    3,003.58x = 6,120,710.02
  5. Step 5: Solve for x
    x = 6,120,710.02/3,003.58
  6. Step 6: Final answer
    x = 2,037.80

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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.