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Finding the Fourth Proportional to 617,909.40, 925,827.30 and 301,685.40

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Solution

The fourth proportional to 617,909.40, 925,827.30 and 301,685.40 is: 452,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,909.40 : 925,827.30 = 301,685.40 : x
  2. Step 2: Convert to fraction form
    617,909.40/925,827.30 = 301,685.40/x
  3. Step 3: Cross multiply
    617,909.40x = 925,827.30 × 301,685.40
  4. Step 4: Simplify right side
    617,909.40x = 279,308,579,331.42
  5. Step 5: Solve for x
    x = 279,308,579,331.42/617,909.40
  6. Step 6: Final answer
    x = 452,021.90

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