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Finding the Fourth Proportional to 464,903.70, 697,355.55 and 405,854.70

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Solution

The fourth proportional to 464,903.70, 697,355.55 and 405,854.70 is: 608,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,903.70 : 697,355.55 = 405,854.70 : x
  2. Step 2: Convert to fraction form
    464,903.70/697,355.55 = 405,854.70/x
  3. Step 3: Cross multiply
    464,903.70x = 697,355.55 × 405,854.70
  4. Step 4: Simplify right side
    464,903.70x = 283,025,027,538.59
  5. Step 5: Solve for x
    x = 283,025,027,538.59/464,903.70
  6. Step 6: Final answer
    x = 608,782.05

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