Home / 881,758.97-1,216,939.93-519,216.56

Finding the Fourth Proportional to 881,758.97, 1,216,939.93 and 519,216.56

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Solution

The fourth proportional to 881,758.97, 1,216,939.93 and 519,216.56 is: 716,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,758.97 : 1,216,939.93 = 519,216.56 : x
  2. Step 2: Convert to fraction form
    881,758.97/1,216,939.93 = 519,216.56/x
  3. Step 3: Cross multiply
    881,758.97x = 1,216,939.93 × 519,216.56
  4. Step 4: Simplify right side
    881,758.97x = 631,855,358,096.54
  5. Step 5: Solve for x
    x = 631,855,358,096.54/881,758.97
  6. Step 6: Final answer
    x = 716,585.12

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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.