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Finding the Fourth Proportional to 585,033.60, 877,550.40 and 319,313.10

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Solution

The fourth proportional to 585,033.60, 877,550.40 and 319,313.10 is: 478,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,033.60 : 877,550.40 = 319,313.10 : x
  2. Step 2: Convert to fraction form
    585,033.60/877,550.40 = 319,313.10/x
  3. Step 3: Cross multiply
    585,033.60x = 877,550.40 × 319,313.10
  4. Step 4: Simplify right side
    585,033.60x = 280,213,338,630.24
  5. Step 5: Solve for x
    x = 280,213,338,630.24/585,033.60
  6. Step 6: Final answer
    x = 478,969.65

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