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Finding the Fourth Proportional to 353,207.10, 529,810.65 and 314,715.90

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Solution

The fourth proportional to 353,207.10, 529,810.65 and 314,715.90 is: 472,073.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,207.10 : 529,810.65 = 314,715.90 : x
  2. Step 2: Convert to fraction form
    353,207.10/529,810.65 = 314,715.90/x
  3. Step 3: Cross multiply
    353,207.10x = 529,810.65 × 314,715.90
  4. Step 4: Simplify right side
    353,207.10x = 166,739,835,544.34
  5. Step 5: Solve for x
    x = 166,739,835,544.34/353,207.10
  6. Step 6: Final answer
    x = 472,073.85

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