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Finding the Fourth Proportional to 334,944.80, 502,417.20 and 228,656.60

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Solution

The fourth proportional to 334,944.80, 502,417.20 and 228,656.60 is: 342,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,944.80 : 502,417.20 = 228,656.60 : x
  2. Step 2: Convert to fraction form
    334,944.80/502,417.20 = 228,656.60/x
  3. Step 3: Cross multiply
    334,944.80x = 502,417.20 × 228,656.60
  4. Step 4: Simplify right side
    334,944.80x = 114,881,008,733.52
  5. Step 5: Solve for x
    x = 114,881,008,733.52/334,944.80
  6. Step 6: Final answer
    x = 342,984.90

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