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Finding the Fourth Proportional to 914,994.64, 1,371,229.74 and 660,245.32

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Solution

The fourth proportional to 914,994.64, 1,371,229.74 and 660,245.32 is: 989,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,994.64 : 1,371,229.74 = 660,245.32 : x
  2. Step 2: Convert to fraction form
    914,994.64/1,371,229.74 = 660,245.32/x
  3. Step 3: Cross multiply
    914,994.64x = 1,371,229.74 × 660,245.32
  4. Step 4: Simplify right side
    914,994.64x = 905,348,018,479.82
  5. Step 5: Solve for x
    x = 905,348,018,479.82/914,994.64
  6. Step 6: Final answer
    x = 989,457.18

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