Home / 451,988.44-623,738.40-260,997.64

Finding the Fourth Proportional to 451,988.44, 623,738.40 and 260,997.64

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Solution

The fourth proportional to 451,988.44, 623,738.40 and 260,997.64 is: 360,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,988.44 : 623,738.40 = 260,997.64 : x
  2. Step 2: Convert to fraction form
    451,988.44/623,738.40 = 260,997.64/x
  3. Step 3: Cross multiply
    451,988.44x = 623,738.40 × 260,997.64
  4. Step 4: Simplify right side
    451,988.44x = 162,794,250,377.38
  5. Step 5: Solve for x
    x = 162,794,250,377.38/451,988.44
  6. Step 6: Final answer
    x = 360,173.48

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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.