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Finding the Fourth Proportional to 477,036.48, 715,587.84 and 161,386.68

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Solution

The fourth proportional to 477,036.48, 715,587.84 and 161,386.68 is: 242,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,036.48 : 715,587.84 = 161,386.68 : x
  2. Step 2: Convert to fraction form
    477,036.48/715,587.84 = 161,386.68/x
  3. Step 3: Cross multiply
    477,036.48x = 715,587.84 × 161,386.68
  4. Step 4: Simplify right side
    477,036.48x = 115,486,345,745.97
  5. Step 5: Solve for x
    x = 115,486,345,745.97/477,036.48
  6. Step 6: Final answer
    x = 242,091.22

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