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Finding the Fourth Proportional to 503,974.90, 756,071.84 and 234,268.59

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Solution

The fourth proportional to 503,974.90, 756,071.84 and 234,268.59 is: 351,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,974.90 : 756,071.84 = 234,268.59 : x
  2. Step 2: Convert to fraction form
    503,974.90/756,071.84 = 234,268.59/x
  3. Step 3: Cross multiply
    503,974.90x = 756,071.84 × 234,268.59
  4. Step 4: Simplify right side
    503,974.90x = 177,123,883,895.51
  5. Step 5: Solve for x
    x = 177,123,883,895.51/503,974.90
  6. Step 6: Final answer
    x = 351,453.78

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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.