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Finding the Fourth Proportional to 296,077.40, 442,820.10 and 264,714.20

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Solution

The fourth proportional to 296,077.40, 442,820.10 and 264,714.20 is: 395,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,077.40 : 442,820.10 = 264,714.20 : x
  2. Step 2: Convert to fraction form
    296,077.40/442,820.10 = 264,714.20/x
  3. Step 3: Cross multiply
    296,077.40x = 442,820.10 × 264,714.20
  4. Step 4: Simplify right side
    296,077.40x = 117,220,768,515.42
  5. Step 5: Solve for x
    x = 117,220,768,515.42/296,077.40
  6. Step 6: Final answer
    x = 395,912.58

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