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Finding the Fourth Proportional to 749,664, 1,124,497.08 and 306,432

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Solution

The fourth proportional to 749,664, 1,124,497.08 and 306,432 is: 459,648.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,664 : 1,124,497.08 = 306,432 : x
  2. Step 2: Convert to fraction form
    749,664/1,124,497.08 = 306,432/x
  3. Step 3: Cross multiply
    749,664x = 1,124,497.08 × 306,432
  4. Step 4: Simplify right side
    749,664x = 344,581,889,218.56
  5. Step 5: Solve for x
    x = 344,581,889,218.56/749,664
  6. Step 6: Final answer
    x = 459,648.44

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