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Finding the Fourth Proportional to 530,968.42, 732,727.95 and 289,253.89

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Solution

The fourth proportional to 530,968.42, 732,727.95 and 289,253.89 is: 399,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,968.42 : 732,727.95 = 289,253.89 : x
  2. Step 2: Convert to fraction form
    530,968.42/732,727.95 = 289,253.89/x
  3. Step 3: Cross multiply
    530,968.42x = 732,727.95 × 289,253.89
  4. Step 4: Simplify right side
    530,968.42x = 211,944,409,849.23
  5. Step 5: Solve for x
    x = 211,944,409,849.23/530,968.42
  6. Step 6: Final answer
    x = 399,165.75

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