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Finding the Fourth Proportional to 2,342.90, 3,514.35 and 882.38

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Solution

The fourth proportional to 2,342.90, 3,514.35 and 882.38 is: 1,323.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.90 : 3,514.35 = 882.38 : x
  2. Step 2: Convert to fraction form
    2,342.90/3,514.35 = 882.38/x
  3. Step 3: Cross multiply
    2,342.90x = 3,514.35 × 882.38
  4. Step 4: Simplify right side
    2,342.90x = 3,100,992.15
  5. Step 5: Solve for x
    x = 3,100,992.15/2,342.90
  6. Step 6: Final answer
    x = 1,323.57

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1.5x scale

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.