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Finding the Fourth Proportional to 301,875.11, 416,148.65 and 210,948.86

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Solution

The fourth proportional to 301,875.11, 416,148.65 and 210,948.86 is: 290,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,875.11 : 416,148.65 = 210,948.86 : x
  2. Step 2: Convert to fraction form
    301,875.11/416,148.65 = 210,948.86/x
  3. Step 3: Cross multiply
    301,875.11x = 416,148.65 × 210,948.86
  4. Step 4: Simplify right side
    301,875.11x = 87,786,083,308.04
  5. Step 5: Solve for x
    x = 87,786,083,308.04/301,875.11
  6. Step 6: Final answer
    x = 290,802.65

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