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Finding the Fourth Proportional to 657,296.94, 907,111.26 and 370,712.46

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Solution

The fourth proportional to 657,296.94, 907,111.26 and 370,712.46 is: 511,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,296.94 : 907,111.26 = 370,712.46 : x
  2. Step 2: Convert to fraction form
    657,296.94/907,111.26 = 370,712.46/x
  3. Step 3: Cross multiply
    657,296.94x = 907,111.26 × 370,712.46
  4. Step 4: Simplify right side
    657,296.94x = 336,277,446,688.30
  5. Step 5: Solve for x
    x = 336,277,446,688.30/657,296.94
  6. Step 6: Final answer
    x = 511,606.59

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