Home / 866,232.06-1,298,756.79-461,484.78

Finding the Fourth Proportional to 866,232.06, 1,298,756.79 and 461,484.78

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Solution

The fourth proportional to 866,232.06, 1,298,756.79 and 461,484.78 is: 691,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,232.06 : 1,298,756.79 = 461,484.78 : x
  2. Step 2: Convert to fraction form
    866,232.06/1,298,756.79 = 461,484.78/x
  3. Step 3: Cross multiply
    866,232.06x = 1,298,756.79 × 461,484.78
  4. Step 4: Simplify right side
    866,232.06x = 599,356,491,506.66
  5. Step 5: Solve for x
    x = 599,356,491,506.66/866,232.06
  6. Step 6: Final answer
    x = 691,912.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.