Home / 750,716.73-1,127,871.54-481,372.57

Finding the Fourth Proportional to 750,716.73, 1,127,871.54 and 481,372.57

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Solution

The fourth proportional to 750,716.73, 1,127,871.54 and 481,372.57 is: 723,210.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,716.73 : 1,127,871.54 = 481,372.57 : x
  2. Step 2: Convert to fraction form
    750,716.73/1,127,871.54 = 481,372.57/x
  3. Step 3: Cross multiply
    750,716.73x = 1,127,871.54 × 481,372.57
  4. Step 4: Simplify right side
    750,716.73x = 542,926,424,300.30
  5. Step 5: Solve for x
    x = 542,926,424,300.30/750,716.73
  6. Step 6: Final answer
    x = 723,210.77

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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.