Home / 678,592.44-1,017,923.74-173,157.88

Finding the Fourth Proportional to 678,592.44, 1,017,923.74 and 173,157.88

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Solution

The fourth proportional to 678,592.44, 1,017,923.74 and 173,157.88 is: 259,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,592.44 : 1,017,923.74 = 173,157.88 : x
  2. Step 2: Convert to fraction form
    678,592.44/1,017,923.74 = 173,157.88/x
  3. Step 3: Cross multiply
    678,592.44x = 1,017,923.74 × 173,157.88
  4. Step 4: Simplify right side
    678,592.44x = 176,261,516,820.07
  5. Step 5: Solve for x
    x = 176,261,516,820.07/678,592.44
  6. Step 6: Final answer
    x = 259,745.77

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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.