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Finding the Fourth Proportional to 4,340.69, 6,512.12 and 1,262.69

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Solution

The fourth proportional to 4,340.69, 6,512.12 and 1,262.69 is: 1,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.69 : 6,512.12 = 1,262.69 : x
  2. Step 2: Convert to fraction form
    4,340.69/6,512.12 = 1,262.69/x
  3. Step 3: Cross multiply
    4,340.69x = 6,512.12 × 1,262.69
  4. Step 4: Simplify right side
    4,340.69x = 8,222,788.80
  5. Step 5: Solve for x
    x = 8,222,788.80/4,340.69
  6. Step 6: Final answer
    x = 1,894.35

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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.