Home / 890,220.48-1,335,384.96-291,244.92

Finding the Fourth Proportional to 890,220.48, 1,335,384.96 and 291,244.92

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Solution

The fourth proportional to 890,220.48, 1,335,384.96 and 291,244.92 is: 436,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,220.48 : 1,335,384.96 = 291,244.92 : x
  2. Step 2: Convert to fraction form
    890,220.48/1,335,384.96 = 291,244.92/x
  3. Step 3: Cross multiply
    890,220.48x = 1,335,384.96 × 291,244.92
  4. Step 4: Simplify right side
    890,220.48x = 388,924,085,844.40
  5. Step 5: Solve for x
    x = 388,924,085,844.40/890,220.48
  6. Step 6: Final answer
    x = 436,885.13

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