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Finding the Fourth Proportional to 459,929.25, 634,712.09 and 258,725.25

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Solution

The fourth proportional to 459,929.25, 634,712.09 and 258,725.25 is: 357,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,929.25 : 634,712.09 = 258,725.25 : x
  2. Step 2: Convert to fraction form
    459,929.25/634,712.09 = 258,725.25/x
  3. Step 3: Cross multiply
    459,929.25x = 634,712.09 × 258,725.25
  4. Step 4: Simplify right side
    459,929.25x = 164,216,042,869.65
  5. Step 5: Solve for x
    x = 164,216,042,869.65/459,929.25
  6. Step 6: Final answer
    x = 357,046.31

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