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Finding the Fourth Proportional to 2,394.70, 3,592.50 and 751.12

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Solution

The fourth proportional to 2,394.70, 3,592.50 and 751.12 is: 1,126.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.70 : 3,592.50 = 751.12 : x
  2. Step 2: Convert to fraction form
    2,394.70/3,592.50 = 751.12/x
  3. Step 3: Cross multiply
    2,394.70x = 3,592.50 × 751.12
  4. Step 4: Simplify right side
    2,394.70x = 2,698,398.60
  5. Step 5: Solve for x
    x = 2,698,398.60/2,394.70
  6. Step 6: Final answer
    x = 1,126.82

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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.