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Finding the Fourth Proportional to 2,932.03, 4,398.38 and 956.98

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Solution

The fourth proportional to 2,932.03, 4,398.38 and 956.98 is: 1,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.03 : 4,398.38 = 956.98 : x
  2. Step 2: Convert to fraction form
    2,932.03/4,398.38 = 956.98/x
  3. Step 3: Cross multiply
    2,932.03x = 4,398.38 × 956.98
  4. Step 4: Simplify right side
    2,932.03x = 4,209,134.92
  5. Step 5: Solve for x
    x = 4,209,134.92/2,932.03
  6. Step 6: Final answer
    x = 1,435.57

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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.