Home / 752,174.05-1,127,200.17-415,366.33

Finding the Fourth Proportional to 752,174.05, 1,127,200.17 and 415,366.33

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Solution

The fourth proportional to 752,174.05, 1,127,200.17 and 415,366.33 is: 622,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,174.05 : 1,127,200.17 = 415,366.33 : x
  2. Step 2: Convert to fraction form
    752,174.05/1,127,200.17 = 415,366.33/x
  3. Step 3: Cross multiply
    752,174.05x = 1,127,200.17 × 415,366.33
  4. Step 4: Simplify right side
    752,174.05x = 468,200,997,788.28
  5. Step 5: Solve for x
    x = 468,200,997,788.28/752,174.05
  6. Step 6: Final answer
    x = 622,463.64

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1.5x scale

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.