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Finding the Fourth Proportional to 458,685.74, 687,756.03 and 174,397.10

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Solution

The fourth proportional to 458,685.74, 687,756.03 and 174,397.10 is: 261,492.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,685.74 : 687,756.03 = 174,397.10 : x
  2. Step 2: Convert to fraction form
    458,685.74/687,756.03 = 174,397.10/x
  3. Step 3: Cross multiply
    458,685.74x = 687,756.03 × 174,397.10
  4. Step 4: Simplify right side
    458,685.74x = 119,942,653,700.73
  5. Step 5: Solve for x
    x = 119,942,653,700.73/458,685.74
  6. Step 6: Final answer
    x = 261,492.01

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