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Finding the Fourth Proportional to 576,420.11, 865,157.51 and 292,306.76

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Solution

The fourth proportional to 576,420.11, 865,157.51 and 292,306.76 is: 438,727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,420.11 : 865,157.51 = 292,306.76 : x
  2. Step 2: Convert to fraction form
    576,420.11/865,157.51 = 292,306.76/x
  3. Step 3: Cross multiply
    576,420.11x = 865,157.51 × 292,306.76
  4. Step 4: Simplify right side
    576,420.11x = 252,891,388,637.77
  5. Step 5: Solve for x
    x = 252,891,388,637.77/576,420.11
  6. Step 6: Final answer
    x = 438,727.56

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