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Finding the Fourth Proportional to 513,214.79, 708,174.50 and 283,741.08

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Solution

The fourth proportional to 513,214.79, 708,174.50 and 283,741.08 is: 391,528.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,214.79 : 708,174.50 = 283,741.08 : x
  2. Step 2: Convert to fraction form
    513,214.79/708,174.50 = 283,741.08/x
  3. Step 3: Cross multiply
    513,214.79x = 708,174.50 × 283,741.08
  4. Step 4: Simplify right side
    513,214.79x = 200,938,193,384.10
  5. Step 5: Solve for x
    x = 200,938,193,384.10/513,214.79
  6. Step 6: Final answer
    x = 391,528.46

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