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Finding the Fourth Proportional to 1,747,268.56, 2,410,831.64 and 983,043.28

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Solution

The fourth proportional to 1,747,268.56, 2,410,831.64 and 983,043.28 is: 1,356,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,268.56 : 2,410,831.64 = 983,043.28 : x
  2. Step 2: Convert to fraction form
    1,747,268.56/2,410,831.64 = 983,043.28/x
  3. Step 3: Cross multiply
    1,747,268.56x = 2,410,831.64 × 983,043.28
  4. Step 4: Simplify right side
    1,747,268.56x = 2,369,951,842,913.38
  5. Step 5: Solve for x
    x = 2,369,951,842,913.38/1,747,268.56
  6. Step 6: Final answer
    x = 1,356,375.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.