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Finding the Fourth Proportional to 4,303.68, 5,939.82 and 2,440.68

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Solution

The fourth proportional to 4,303.68, 5,939.82 and 2,440.68 is: 3,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.68 : 5,939.82 = 2,440.68 : x
  2. Step 2: Convert to fraction form
    4,303.68/5,939.82 = 2,440.68/x
  3. Step 3: Cross multiply
    4,303.68x = 5,939.82 × 2,440.68
  4. Step 4: Simplify right side
    4,303.68x = 14,497,199.88
  5. Step 5: Solve for x
    x = 14,497,199.88/4,303.68
  6. Step 6: Final answer
    x = 3,368.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.