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Finding the Fourth Proportional to 8,514.99, 12,735.50 and 4,996.62

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Solution

The fourth proportional to 8,514.99, 12,735.50 and 4,996.62 is: 7,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.99 : 12,735.50 = 4,996.62 : x
  2. Step 2: Convert to fraction form
    8,514.99/12,735.50 = 4,996.62/x
  3. Step 3: Cross multiply
    8,514.99x = 12,735.50 × 4,996.62
  4. Step 4: Simplify right side
    8,514.99x = 63,634,429.03
  5. Step 5: Solve for x
    x = 63,634,429.03/8,514.99
  6. Step 6: Final answer
    x = 7,473.22

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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.