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Finding the Fourth Proportional to 612,338.82, 918,526.60 and 506,548.76

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Solution

The fourth proportional to 612,338.82, 918,526.60 and 506,548.76 is: 759,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,338.82 : 918,526.60 = 506,548.76 : x
  2. Step 2: Convert to fraction form
    612,338.82/918,526.60 = 506,548.76/x
  3. Step 3: Cross multiply
    612,338.82x = 918,526.60 × 506,548.76
  4. Step 4: Simplify right side
    612,338.82x = 465,278,510,257.02
  5. Step 5: Solve for x
    x = 465,278,510,257.02/612,338.82
  6. Step 6: Final answer
    x = 759,838.34

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