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Finding the Fourth Proportional to 2,347.62, 3,518.47 and 2,054.42

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Solution

The fourth proportional to 2,347.62, 3,518.47 and 2,054.42 is: 3,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.62 : 3,518.47 = 2,054.42 : x
  2. Step 2: Convert to fraction form
    2,347.62/3,518.47 = 2,054.42/x
  3. Step 3: Cross multiply
    2,347.62x = 3,518.47 × 2,054.42
  4. Step 4: Simplify right side
    2,347.62x = 7,228,415.14
  5. Step 5: Solve for x
    x = 7,228,415.14/2,347.62
  6. Step 6: Final answer
    x = 3,079.04

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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.