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Finding the Fourth Proportional to 8,514.95, 12,772.41 and 2,358.95

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Solution

The fourth proportional to 8,514.95, 12,772.41 and 2,358.95 is: 3,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.95 : 12,772.41 = 2,358.95 : x
  2. Step 2: Convert to fraction form
    8,514.95/12,772.41 = 2,358.95/x
  3. Step 3: Cross multiply
    8,514.95x = 12,772.41 × 2,358.95
  4. Step 4: Simplify right side
    8,514.95x = 30,129,412.71
  5. Step 5: Solve for x
    x = 30,129,412.71/8,514.95
  6. Step 6: Final answer
    x = 3,538.42

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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.