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Finding the Fourth Proportional to 470,891.70, 706,337.55 and 411,842.70

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Solution

The fourth proportional to 470,891.70, 706,337.55 and 411,842.70 is: 617,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,891.70 : 706,337.55 = 411,842.70 : x
  2. Step 2: Convert to fraction form
    470,891.70/706,337.55 = 411,842.70/x
  3. Step 3: Cross multiply
    470,891.70x = 706,337.55 × 411,842.70
  4. Step 4: Simplify right side
    470,891.70x = 290,899,963,703.39
  5. Step 5: Solve for x
    x = 290,899,963,703.39/470,891.70
  6. Step 6: Final answer
    x = 617,764.05

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