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Finding the Fourth Proportional to 526,779.61, 726,957.78 and 285,062.16

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Solution

The fourth proportional to 526,779.61, 726,957.78 and 285,062.16 is: 393,386.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,779.61 : 726,957.78 = 285,062.16 : x
  2. Step 2: Convert to fraction form
    526,779.61/726,957.78 = 285,062.16/x
  3. Step 3: Cross multiply
    526,779.61x = 726,957.78 × 285,062.16
  4. Step 4: Simplify right side
    526,779.61x = 207,228,154,995.61
  5. Step 5: Solve for x
    x = 207,228,154,995.61/526,779.61
  6. Step 6: Final answer
    x = 393,386.82

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