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Finding the Fourth Proportional to 470,894.10, 706,341.15 and 190,266.90

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Solution

The fourth proportional to 470,894.10, 706,341.15 and 190,266.90 is: 285,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,894.10 : 706,341.15 = 190,266.90 : x
  2. Step 2: Convert to fraction form
    470,894.10/706,341.15 = 190,266.90/x
  3. Step 3: Cross multiply
    470,894.10x = 706,341.15 × 190,266.90
  4. Step 4: Simplify right side
    470,894.10x = 134,393,340,952.94
  5. Step 5: Solve for x
    x = 134,393,340,952.94/470,894.10
  6. Step 6: Final answer
    x = 285,400.35

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