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Finding the Fourth Proportional to 497,272.60, 745,908.90 and 248,440.60

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Solution

The fourth proportional to 497,272.60, 745,908.90 and 248,440.60 is: 372,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,272.60 : 745,908.90 = 248,440.60 : x
  2. Step 2: Convert to fraction form
    497,272.60/745,908.90 = 248,440.60/x
  3. Step 3: Cross multiply
    497,272.60x = 745,908.90 × 248,440.60
  4. Step 4: Simplify right side
    497,272.60x = 185,314,054,661.34
  5. Step 5: Solve for x
    x = 185,314,054,661.34/497,272.60
  6. Step 6: Final answer
    x = 372,660.90

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