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Finding the Fourth Proportional to 265,656.32, 398,267.33 and 123,590.15

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Solution

The fourth proportional to 265,656.32, 398,267.33 and 123,590.15 is: 185,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,656.32 : 398,267.33 = 123,590.15 : x
  2. Step 2: Convert to fraction form
    265,656.32/398,267.33 = 123,590.15/x
  3. Step 3: Cross multiply
    265,656.32x = 398,267.33 × 123,590.15
  4. Step 4: Simplify right side
    265,656.32x = 49,221,919,054.80
  5. Step 5: Solve for x
    x = 49,221,919,054.80/265,656.32
  6. Step 6: Final answer
    x = 185,284.20

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