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Finding the Fourth Proportional to 507,899.20, 763,605.60 and 475,009.60

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Solution

The fourth proportional to 507,899.20, 763,605.60 and 475,009.60 is: 714,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,899.20 : 763,605.60 = 475,009.60 : x
  2. Step 2: Convert to fraction form
    507,899.20/763,605.60 = 475,009.60/x
  3. Step 3: Cross multiply
    507,899.20x = 763,605.60 × 475,009.60
  4. Step 4: Simplify right side
    507,899.20x = 362,719,990,613.76
  5. Step 5: Solve for x
    x = 362,719,990,613.76/507,899.20
  6. Step 6: Final answer
    x = 714,157.44

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