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Finding the Fourth Proportional to 443,619.58, 665,484.60 and 173,712.88

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Solution

The fourth proportional to 443,619.58, 665,484.60 and 173,712.88 is: 260,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,619.58 : 665,484.60 = 173,712.88 : x
  2. Step 2: Convert to fraction form
    443,619.58/665,484.60 = 173,712.88/x
  3. Step 3: Cross multiply
    443,619.58x = 665,484.60 × 173,712.88
  4. Step 4: Simplify right side
    443,619.58x = 115,603,246,461.65
  5. Step 5: Solve for x
    x = 115,603,246,461.65/443,619.58
  6. Step 6: Final answer
    x = 260,590.95

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