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Finding the Fourth Proportional to 750,512.52, 1,035,715.64 and 406,356.08

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Solution

The fourth proportional to 750,512.52, 1,035,715.64 and 406,356.08 is: 560,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,512.52 : 1,035,715.64 = 406,356.08 : x
  2. Step 2: Convert to fraction form
    750,512.52/1,035,715.64 = 406,356.08/x
  3. Step 3: Cross multiply
    750,512.52x = 1,035,715.64 × 406,356.08
  4. Step 4: Simplify right side
    750,512.52x = 420,869,347,465.09
  5. Step 5: Solve for x
    x = 420,869,347,465.09/750,512.52
  6. Step 6: Final answer
    x = 560,775.92

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