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Finding the Fourth Proportional to 459,260.01, 688,928.90 and 126,836.01

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Solution

The fourth proportional to 459,260.01, 688,928.90 and 126,836.01 is: 190,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,260.01 : 688,928.90 = 126,836.01 : x
  2. Step 2: Convert to fraction form
    459,260.01/688,928.90 = 126,836.01/x
  3. Step 3: Cross multiply
    459,260.01x = 688,928.90 × 126,836.01
  4. Step 4: Simplify right side
    459,260.01x = 87,380,992,215.51
  5. Step 5: Solve for x
    x = 87,380,992,215.51/459,260.01
  6. Step 6: Final answer
    x = 190,264.75

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