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Finding the Fourth Proportional to 535,613.40, 803,424.65 and 136,254.51

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Solution

The fourth proportional to 535,613.40, 803,424.65 and 136,254.51 is: 204,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,613.40 : 803,424.65 = 136,254.51 : x
  2. Step 2: Convert to fraction form
    535,613.40/803,424.65 = 136,254.51/x
  3. Step 3: Cross multiply
    535,613.40x = 803,424.65 × 136,254.51
  4. Step 4: Simplify right side
    535,613.40x = 109,470,231,326.40
  5. Step 5: Solve for x
    x = 109,470,231,326.40/535,613.40
  6. Step 6: Final answer
    x = 204,382.92

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