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Finding the Fourth Proportional to 336,809.70, 464,848.47 and 209,526.30

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Solution

The fourth proportional to 336,809.70, 464,848.47 and 209,526.30 is: 289,178.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,809.70 : 464,848.47 = 209,526.30 : x
  2. Step 2: Convert to fraction form
    336,809.70/464,848.47 = 209,526.30/x
  3. Step 3: Cross multiply
    336,809.70x = 464,848.47 × 209,526.30
  4. Step 4: Simplify right side
    336,809.70x = 97,397,979,979.76
  5. Step 5: Solve for x
    x = 97,397,979,979.76/336,809.70
  6. Step 6: Final answer
    x = 289,178.07

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