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Finding the Fourth Proportional to 622,251, 933,376.50 and 179,019

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Solution

The fourth proportional to 622,251, 933,376.50 and 179,019 is: 268,528.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,251 : 933,376.50 = 179,019 : x
  2. Step 2: Convert to fraction form
    622,251/933,376.50 = 179,019/x
  3. Step 3: Cross multiply
    622,251x = 933,376.50 × 179,019
  4. Step 4: Simplify right side
    622,251x = 167,092,127,653.50
  5. Step 5: Solve for x
    x = 167,092,127,653.50/622,251
  6. Step 6: Final answer
    x = 268,528.50

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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.