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Finding the Fourth Proportional to 191,301.40, 286,952.10 and 174,242.80

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Solution

The fourth proportional to 191,301.40, 286,952.10 and 174,242.80 is: 261,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,301.40 : 286,952.10 = 174,242.80 : x
  2. Step 2: Convert to fraction form
    191,301.40/286,952.10 = 174,242.80/x
  3. Step 3: Cross multiply
    191,301.40x = 286,952.10 × 174,242.80
  4. Step 4: Simplify right side
    191,301.40x = 49,999,337,369.88
  5. Step 5: Solve for x
    x = 49,999,337,369.88/191,301.40
  6. Step 6: Final answer
    x = 261,364.20

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