Home / 927,623.37-1,391,415.23-253,704.69

Finding the Fourth Proportional to 927,623.37, 1,391,415.23 and 253,704.69

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Solution

The fourth proportional to 927,623.37, 1,391,415.23 and 253,704.69 is: 380,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,623.37 : 1,391,415.23 = 253,704.69 : x
  2. Step 2: Convert to fraction form
    927,623.37/1,391,415.23 = 253,704.69/x
  3. Step 3: Cross multiply
    927,623.37x = 1,391,415.23 × 253,704.69
  4. Step 4: Simplify right side
    927,623.37x = 353,008,570,222.69
  5. Step 5: Solve for x
    x = 353,008,570,222.69/927,623.37
  6. Step 6: Final answer
    x = 380,551.61

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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.