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Finding the Fourth Proportional to 437,260.78, 603,570.89 and 256,030.98

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Solution

The fourth proportional to 437,260.78, 603,570.89 and 256,030.98 is: 353,411.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,260.78 : 603,570.89 = 256,030.98 : x
  2. Step 2: Convert to fraction form
    437,260.78/603,570.89 = 256,030.98/x
  3. Step 3: Cross multiply
    437,260.78x = 603,570.89 × 256,030.98
  4. Step 4: Simplify right side
    437,260.78x = 154,532,844,842.86
  5. Step 5: Solve for x
    x = 154,532,844,842.86/437,260.78
  6. Step 6: Final answer
    x = 353,411.17

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