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Finding the Fourth Proportional to 607,681.40, 911,522.10 and 164,449.40

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Solution

The fourth proportional to 607,681.40, 911,522.10 and 164,449.40 is: 246,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,681.40 : 911,522.10 = 164,449.40 : x
  2. Step 2: Convert to fraction form
    607,681.40/911,522.10 = 164,449.40/x
  3. Step 3: Cross multiply
    607,681.40x = 911,522.10 × 164,449.40
  4. Step 4: Simplify right side
    607,681.40x = 149,899,262,431.74
  5. Step 5: Solve for x
    x = 149,899,262,431.74/607,681.40
  6. Step 6: Final answer
    x = 246,674.10

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