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Finding the Fourth Proportional to 542,056.40, 811,529.40 and 526,504.40

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Solution

The fourth proportional to 542,056.40, 811,529.40 and 526,504.40 is: 788,246.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,056.40 : 811,529.40 = 526,504.40 : x
  2. Step 2: Convert to fraction form
    542,056.40/811,529.40 = 526,504.40/x
  3. Step 3: Cross multiply
    542,056.40x = 811,529.40 × 526,504.40
  4. Step 4: Simplify right side
    542,056.40x = 427,273,799,829.36
  5. Step 5: Solve for x
    x = 427,273,799,829.36/542,056.40
  6. Step 6: Final answer
    x = 788,246.02

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