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Finding the Fourth Proportional to 319,507.58, 440,921.94 and 176,267.58

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Solution

The fourth proportional to 319,507.58, 440,921.94 and 176,267.58 is: 243,250.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,507.58 : 440,921.94 = 176,267.58 : x
  2. Step 2: Convert to fraction form
    319,507.58/440,921.94 = 176,267.58/x
  3. Step 3: Cross multiply
    319,507.58x = 440,921.94 × 176,267.58
  4. Step 4: Simplify right side
    319,507.58x = 77,720,243,332.71
  5. Step 5: Solve for x
    x = 77,720,243,332.71/319,507.58
  6. Step 6: Final answer
    x = 243,250.08

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