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Finding the Fourth Proportional to 576,613.20, 864,830.70 and 197,446.80

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Solution

The fourth proportional to 576,613.20, 864,830.70 and 197,446.80 is: 296,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,613.20 : 864,830.70 = 197,446.80 : x
  2. Step 2: Convert to fraction form
    576,613.20/864,830.70 = 197,446.80/x
  3. Step 3: Cross multiply
    576,613.20x = 864,830.70 × 197,446.80
  4. Step 4: Simplify right side
    576,613.20x = 170,758,054,256.76
  5. Step 5: Solve for x
    x = 170,758,054,256.76/576,613.20
  6. Step 6: Final answer
    x = 296,139.69

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