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Finding the Fourth Proportional to 459,799.87, 634,611.64 and 304,477.40

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Solution

The fourth proportional to 459,799.87, 634,611.64 and 304,477.40 is: 420,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,799.87 : 634,611.64 = 304,477.40 : x
  2. Step 2: Convert to fraction form
    459,799.87/634,611.64 = 304,477.40/x
  3. Step 3: Cross multiply
    459,799.87x = 634,611.64 × 304,477.40
  4. Step 4: Simplify right side
    459,799.87x = 193,224,902,156.94
  5. Step 5: Solve for x
    x = 193,224,902,156.94/459,799.87
  6. Step 6: Final answer
    x = 420,236.97

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