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Finding the Fourth Proportional to 2,322.58, 3,483.80 and 591.20

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Solution

The fourth proportional to 2,322.58, 3,483.80 and 591.20 is: 886.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.58 : 3,483.80 = 591.20 : x
  2. Step 2: Convert to fraction form
    2,322.58/3,483.80 = 591.20/x
  3. Step 3: Cross multiply
    2,322.58x = 3,483.80 × 591.20
  4. Step 4: Simplify right side
    2,322.58x = 2,059,622.56
  5. Step 5: Solve for x
    x = 2,059,622.56/2,322.58
  6. Step 6: Final answer
    x = 886.78

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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.