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Finding the Fourth Proportional to 464,815.84, 641,510.21 and 260,878.90

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Solution

The fourth proportional to 464,815.84, 641,510.21 and 260,878.90 is: 360,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,815.84 : 641,510.21 = 260,878.90 : x
  2. Step 2: Convert to fraction form
    464,815.84/641,510.21 = 260,878.90/x
  3. Step 3: Cross multiply
    464,815.84x = 641,510.21 × 260,878.90
  4. Step 4: Simplify right side
    464,815.84x = 167,356,477,923.57
  5. Step 5: Solve for x
    x = 167,356,477,923.57/464,815.84
  6. Step 6: Final answer
    x = 360,049.00

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