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Finding the Fourth Proportional to 622,086.40, 933,129.60 and 497,670.40

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Solution

The fourth proportional to 622,086.40, 933,129.60 and 497,670.40 is: 746,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,086.40 : 933,129.60 = 497,670.40 : x
  2. Step 2: Convert to fraction form
    622,086.40/933,129.60 = 497,670.40/x
  3. Step 3: Cross multiply
    622,086.40x = 933,129.60 × 497,670.40
  4. Step 4: Simplify right side
    622,086.40x = 464,390,981,283.84
  5. Step 5: Solve for x
    x = 464,390,981,283.84/622,086.40
  6. Step 6: Final answer
    x = 746,505.60

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