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Finding the Fourth Proportional to 575,262.63, 793,889.55 and 320,615.64

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Solution

The fourth proportional to 575,262.63, 793,889.55 and 320,615.64 is: 442,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,262.63 : 793,889.55 = 320,615.64 : x
  2. Step 2: Convert to fraction form
    575,262.63/793,889.55 = 320,615.64/x
  3. Step 3: Cross multiply
    575,262.63x = 793,889.55 × 320,615.64
  4. Step 4: Simplify right side
    575,262.63x = 254,533,406,162.56
  5. Step 5: Solve for x
    x = 254,533,406,162.56/575,262.63
  6. Step 6: Final answer
    x = 442,464.70

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