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Finding the Fourth Proportional to 1,783.88, 2,675.52 and 597.78

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Solution

The fourth proportional to 1,783.88, 2,675.52 and 597.78 is: 896.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783.88 : 2,675.52 = 597.78 : x
  2. Step 2: Convert to fraction form
    1,783.88/2,675.52 = 597.78/x
  3. Step 3: Cross multiply
    1,783.88x = 2,675.52 × 597.78
  4. Step 4: Simplify right side
    1,783.88x = 1,599,372.35
  5. Step 5: Solve for x
    x = 1,599,372.35/1,783.88
  6. Step 6: Final answer
    x = 896.57

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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.