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Finding the Fourth Proportional to 539,400.73, 808,890.59 and 202,257.47

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Solution

The fourth proportional to 539,400.73, 808,890.59 and 202,257.47 is: 303,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,400.73 : 808,890.59 = 202,257.47 : x
  2. Step 2: Convert to fraction form
    539,400.73/808,890.59 = 202,257.47/x
  3. Step 3: Cross multiply
    539,400.73x = 808,890.59 × 202,257.47
  4. Step 4: Simplify right side
    539,400.73x = 163,604,160,701.40
  5. Step 5: Solve for x
    x = 163,604,160,701.40/539,400.73
  6. Step 6: Final answer
    x = 303,307.27

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