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Finding the Fourth Proportional to 586,148.80, 879,223.20 and 186,786.40

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Solution

The fourth proportional to 586,148.80, 879,223.20 and 186,786.40 is: 280,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,148.80 : 879,223.20 = 186,786.40 : x
  2. Step 2: Convert to fraction form
    586,148.80/879,223.20 = 186,786.40/x
  3. Step 3: Cross multiply
    586,148.80x = 879,223.20 × 186,786.40
  4. Step 4: Simplify right side
    586,148.80x = 164,226,936,324.48
  5. Step 5: Solve for x
    x = 164,226,936,324.48/586,148.80
  6. Step 6: Final answer
    x = 280,179.60

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