Home / 890,297.48-1,335,507.78-357,818.96

Finding the Fourth Proportional to 890,297.48, 1,335,507.78 and 357,818.96

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Solution

The fourth proportional to 890,297.48, 1,335,507.78 and 357,818.96 is: 536,753.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,297.48 : 1,335,507.78 = 357,818.96 : x
  2. Step 2: Convert to fraction form
    890,297.48/1,335,507.78 = 357,818.96/x
  3. Step 3: Cross multiply
    890,297.48x = 1,335,507.78 × 357,818.96
  4. Step 4: Simplify right side
    890,297.48x = 477,870,004,911.51
  5. Step 5: Solve for x
    x = 477,870,004,911.51/890,297.48
  6. Step 6: Final answer
    x = 536,753.18

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