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Finding the Fourth Proportional to 580,859.10, 870,153.93 and 380,570.94

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Solution

The fourth proportional to 580,859.10, 870,153.93 and 380,570.94 is: 570,112.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,859.10 : 870,153.93 = 380,570.94 : x
  2. Step 2: Convert to fraction form
    580,859.10/870,153.93 = 380,570.94/x
  3. Step 3: Cross multiply
    580,859.10x = 870,153.93 × 380,570.94
  4. Step 4: Simplify right side
    580,859.10x = 331,155,299,084.79
  5. Step 5: Solve for x
    x = 331,155,299,084.79/580,859.10
  6. Step 6: Final answer
    x = 570,112.96

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