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Finding the Fourth Proportional to 3,340.51, 5,004.06 and 1,559.05

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Solution

The fourth proportional to 3,340.51, 5,004.06 and 1,559.05 is: 2,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.51 : 5,004.06 = 1,559.05 : x
  2. Step 2: Convert to fraction form
    3,340.51/5,004.06 = 1,559.05/x
  3. Step 3: Cross multiply
    3,340.51x = 5,004.06 × 1,559.05
  4. Step 4: Simplify right side
    3,340.51x = 7,801,579.74
  5. Step 5: Solve for x
    x = 7,801,579.74/3,340.51
  6. Step 6: Final answer
    x = 2,335.45

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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.