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Finding the Fourth Proportional to 510,437.16, 765,597.42 and 136,489.32

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Solution

The fourth proportional to 510,437.16, 765,597.42 and 136,489.32 is: 204,718.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,437.16 : 765,597.42 = 136,489.32 : x
  2. Step 2: Convert to fraction form
    510,437.16/765,597.42 = 136,489.32/x
  3. Step 3: Cross multiply
    510,437.16x = 765,597.42 × 136,489.32
  4. Step 4: Simplify right side
    510,437.16x = 104,495,871,249.55
  5. Step 5: Solve for x
    x = 104,495,871,249.55/510,437.16
  6. Step 6: Final answer
    x = 204,718.39

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