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Finding the Fourth Proportional to 346,868.66, 520,291.10 and 147,060.38

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Solution

The fourth proportional to 346,868.66, 520,291.10 and 147,060.38 is: 220,585.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,868.66 : 520,291.10 = 147,060.38 : x
  2. Step 2: Convert to fraction form
    346,868.66/520,291.10 = 147,060.38/x
  3. Step 3: Cross multiply
    346,868.66x = 520,291.10 × 147,060.38
  4. Step 4: Simplify right side
    346,868.66x = 76,514,206,876.62
  5. Step 5: Solve for x
    x = 76,514,206,876.62/346,868.66
  6. Step 6: Final answer
    x = 220,585.53

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