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Finding the Fourth Proportional to 3,263.21, 4,894.82 and 954.71

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Solution

The fourth proportional to 3,263.21, 4,894.82 and 954.71 is: 1,432.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.21 : 4,894.82 = 954.71 : x
  2. Step 2: Convert to fraction form
    3,263.21/4,894.82 = 954.71/x
  3. Step 3: Cross multiply
    3,263.21x = 4,894.82 × 954.71
  4. Step 4: Simplify right side
    3,263.21x = 4,673,128.83
  5. Step 5: Solve for x
    x = 4,673,128.83/3,263.21
  6. Step 6: Final answer
    x = 1,432.07

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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.