Home / 881,304.76-1,216,218.56-478,922.68

Finding the Fourth Proportional to 881,304.76, 1,216,218.56 and 478,922.68

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Solution

The fourth proportional to 881,304.76, 1,216,218.56 and 478,922.68 is: 660,923.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,304.76 : 1,216,218.56 = 478,922.68 : x
  2. Step 2: Convert to fraction form
    881,304.76/1,216,218.56 = 478,922.68/x
  3. Step 3: Cross multiply
    881,304.76x = 1,216,218.56 × 478,922.68
  4. Step 4: Simplify right side
    881,304.76x = 582,474,652,220.94
  5. Step 5: Solve for x
    x = 582,474,652,220.94/881,304.76
  6. Step 6: Final answer
    x = 660,923.08

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