Home / 745,108.20-1,117,035.36-324,066.96

Finding the Fourth Proportional to 745,108.20, 1,117,035.36 and 324,066.96

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Solution

The fourth proportional to 745,108.20, 1,117,035.36 and 324,066.96 is: 485,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,108.20 : 1,117,035.36 = 324,066.96 : x
  2. Step 2: Convert to fraction form
    745,108.20/1,117,035.36 = 324,066.96/x
  3. Step 3: Cross multiply
    745,108.20x = 1,117,035.36 × 324,066.96
  4. Step 4: Simplify right side
    745,108.20x = 361,994,253,327.71
  5. Step 5: Solve for x
    x = 361,994,253,327.71/745,108.20
  6. Step 6: Final answer
    x = 485,827.77

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