Home / 622,157.58-933,235.84-172,878.23

Finding the Fourth Proportional to 622,157.58, 933,235.84 and 172,878.23

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Solution

The fourth proportional to 622,157.58, 933,235.84 and 172,878.23 is: 259,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,157.58 : 933,235.84 = 172,878.23 : x
  2. Step 2: Convert to fraction form
    622,157.58/933,235.84 = 172,878.23/x
  3. Step 3: Cross multiply
    622,157.58x = 933,235.84 × 172,878.23
  4. Step 4: Simplify right side
    622,157.58x = 161,336,160,191.76
  5. Step 5: Solve for x
    x = 161,336,160,191.76/622,157.58
  6. Step 6: Final answer
    x = 259,317.20

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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.