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Finding the Fourth Proportional to 2,602.04, 3,903.39 and 958.28

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Solution

The fourth proportional to 2,602.04, 3,903.39 and 958.28 is: 1,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,602.04 : 3,903.39 = 958.28 : x
  2. Step 2: Convert to fraction form
    2,602.04/3,903.39 = 958.28/x
  3. Step 3: Cross multiply
    2,602.04x = 3,903.39 × 958.28
  4. Step 4: Simplify right side
    2,602.04x = 3,740,521.05
  5. Step 5: Solve for x
    x = 3,740,521.05/2,602.04
  6. Step 6: Final answer
    x = 1,437.54

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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.