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Finding the Fourth Proportional to 3,336.34, 4,994.48 and 3,256.76

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Solution

The fourth proportional to 3,336.34, 4,994.48 and 3,256.76 is: 4,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.34 : 4,994.48 = 3,256.76 : x
  2. Step 2: Convert to fraction form
    3,336.34/4,994.48 = 3,256.76/x
  3. Step 3: Cross multiply
    3,336.34x = 4,994.48 × 3,256.76
  4. Step 4: Simplify right side
    3,336.34x = 16,265,797.71
  5. Step 5: Solve for x
    x = 16,265,797.71/3,336.34
  6. Step 6: Final answer
    x = 4,875.35

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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.