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Finding the Fourth Proportional to 547,783.40, 821,675.10 and 463,802.60

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Solution

The fourth proportional to 547,783.40, 821,675.10 and 463,802.60 is: 695,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,783.40 : 821,675.10 = 463,802.60 : x
  2. Step 2: Convert to fraction form
    547,783.40/821,675.10 = 463,802.60/x
  3. Step 3: Cross multiply
    547,783.40x = 821,675.10 × 463,802.60
  4. Step 4: Simplify right side
    547,783.40x = 381,095,047,735.26
  5. Step 5: Solve for x
    x = 381,095,047,735.26/547,783.40
  6. Step 6: Final answer
    x = 695,703.90

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