Home / 702,947.57-1,054,203.40-253,610.04

Finding the Fourth Proportional to 702,947.57, 1,054,203.40 and 253,610.04

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Solution

The fourth proportional to 702,947.57, 1,054,203.40 and 253,610.04 is: 380,336.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,947.57 : 1,054,203.40 = 253,610.04 : x
  2. Step 2: Convert to fraction form
    702,947.57/1,054,203.40 = 253,610.04/x
  3. Step 3: Cross multiply
    702,947.57x = 1,054,203.40 × 253,610.04
  4. Step 4: Simplify right side
    702,947.57x = 267,356,566,442.14
  5. Step 5: Solve for x
    x = 267,356,566,442.14/702,947.57
  6. Step 6: Final answer
    x = 380,336.43

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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.