Home / 704,504.40-1,055,890.57-324,898.17

Finding the Fourth Proportional to 704,504.40, 1,055,890.57 and 324,898.17

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Solution

The fourth proportional to 704,504.40, 1,055,890.57 and 324,898.17 is: 486,947.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,504.40 : 1,055,890.57 = 324,898.17 : x
  2. Step 2: Convert to fraction form
    704,504.40/1,055,890.57 = 324,898.17/x
  3. Step 3: Cross multiply
    704,504.40x = 1,055,890.57 × 324,898.17
  4. Step 4: Simplify right side
    704,504.40x = 343,056,913,913.26
  5. Step 5: Solve for x
    x = 343,056,913,913.26/704,504.40
  6. Step 6: Final answer
    x = 486,947.87

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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.