Home / 1,694,670.88-2,542,004.28-432,498.64

Finding the Fourth Proportional to 1,694,670.88, 2,542,004.28 and 432,498.64

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Solution

The fourth proportional to 1,694,670.88, 2,542,004.28 and 432,498.64 is: 648,747.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,670.88 : 2,542,004.28 = 432,498.64 : x
  2. Step 2: Convert to fraction form
    1,694,670.88/2,542,004.28 = 432,498.64/x
  3. Step 3: Cross multiply
    1,694,670.88x = 2,542,004.28 × 432,498.64
  4. Step 4: Simplify right side
    1,694,670.88x = 1,099,413,393,974.18
  5. Step 5: Solve for x
    x = 1,099,413,393,974.18/1,694,670.88
  6. Step 6: Final answer
    x = 648,747.44

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Double scale
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Similar ratio
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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.