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Finding the Fourth Proportional to 5,203.51, 7,180.14 and 2,964.96

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Solution

The fourth proportional to 5,203.51, 7,180.14 and 2,964.96 is: 4,091.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.51 : 7,180.14 = 2,964.96 : x
  2. Step 2: Convert to fraction form
    5,203.51/7,180.14 = 2,964.96/x
  3. Step 3: Cross multiply
    5,203.51x = 7,180.14 × 2,964.96
  4. Step 4: Simplify right side
    5,203.51x = 21,288,827.89
  5. Step 5: Solve for x
    x = 21,288,827.89/5,203.51
  6. Step 6: Final answer
    x = 4,091.24

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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.