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Finding the Fourth Proportional to 696,655.15, 961,473.05 and 410,201.89

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Solution

The fourth proportional to 696,655.15, 961,473.05 and 410,201.89 is: 566,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,655.15 : 961,473.05 = 410,201.89 : x
  2. Step 2: Convert to fraction form
    696,655.15/961,473.05 = 410,201.89/x
  3. Step 3: Cross multiply
    696,655.15x = 961,473.05 × 410,201.89
  4. Step 4: Simplify right side
    696,655.15x = 394,398,062,294.07
  5. Step 5: Solve for x
    x = 394,398,062,294.07/696,655.15
  6. Step 6: Final answer
    x = 566,130.98

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