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Finding the Fourth Proportional to 403,868.40, 604,636.20 and 246,404.40

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Solution

The fourth proportional to 403,868.40, 604,636.20 and 246,404.40 is: 368,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,868.40 : 604,636.20 = 246,404.40 : x
  2. Step 2: Convert to fraction form
    403,868.40/604,636.20 = 246,404.40/x
  3. Step 3: Cross multiply
    403,868.40x = 604,636.20 × 246,404.40
  4. Step 4: Simplify right side
    403,868.40x = 148,985,020,079.28
  5. Step 5: Solve for x
    x = 148,985,020,079.28/403,868.40
  6. Step 6: Final answer
    x = 368,894.97

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