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Finding the Fourth Proportional to 3,973.09, 5,483.01 and 2,400.88

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Solution

The fourth proportional to 3,973.09, 5,483.01 and 2,400.88 is: 3,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.09 : 5,483.01 = 2,400.88 : x
  2. Step 2: Convert to fraction form
    3,973.09/5,483.01 = 2,400.88/x
  3. Step 3: Cross multiply
    3,973.09x = 5,483.01 × 2,400.88
  4. Step 4: Simplify right side
    3,973.09x = 13,164,049.05
  5. Step 5: Solve for x
    x = 13,164,049.05/3,973.09
  6. Step 6: Final answer
    x = 3,313.30

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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.