Home / 826,073.32-1,238,807.23-286,190.16

Finding the Fourth Proportional to 826,073.32, 1,238,807.23 and 286,190.16

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Solution

The fourth proportional to 826,073.32, 1,238,807.23 and 286,190.16 is: 429,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,073.32 : 1,238,807.23 = 286,190.16 : x
  2. Step 2: Convert to fraction form
    826,073.32/1,238,807.23 = 286,190.16/x
  3. Step 3: Cross multiply
    826,073.32x = 1,238,807.23 × 286,190.16
  4. Step 4: Simplify right side
    826,073.32x = 354,534,439,362.86
  5. Step 5: Solve for x
    x = 354,534,439,362.86/826,073.32
  6. Step 6: Final answer
    x = 429,180.35

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