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Finding the Fourth Proportional to 570,826.45, 787,676.93 and 316,113.85

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Solution

The fourth proportional to 570,826.45, 787,676.93 and 316,113.85 is: 436,201.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,826.45 : 787,676.93 = 316,113.85 : x
  2. Step 2: Convert to fraction form
    570,826.45/787,676.93 = 316,113.85/x
  3. Step 3: Cross multiply
    570,826.45x = 787,676.93 × 316,113.85
  4. Step 4: Simplify right side
    570,826.45x = 248,995,583,348.72
  5. Step 5: Solve for x
    x = 248,995,583,348.72/570,826.45
  6. Step 6: Final answer
    x = 436,201.90

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