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Finding the Fourth Proportional to 448,725.40, 673,088.10 and 164,415.40

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Solution

The fourth proportional to 448,725.40, 673,088.10 and 164,415.40 is: 246,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,725.40 : 673,088.10 = 164,415.40 : x
  2. Step 2: Convert to fraction form
    448,725.40/673,088.10 = 164,415.40/x
  3. Step 3: Cross multiply
    448,725.40x = 673,088.10 × 164,415.40
  4. Step 4: Simplify right side
    448,725.40x = 110,666,049,196.74
  5. Step 5: Solve for x
    x = 110,666,049,196.74/448,725.40
  6. Step 6: Final answer
    x = 246,623.10

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