Home / 945,969.26-1,305,465.24-516,276.94

Finding the Fourth Proportional to 945,969.26, 1,305,465.24 and 516,276.94

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Solution

The fourth proportional to 945,969.26, 1,305,465.24 and 516,276.94 is: 712,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,969.26 : 1,305,465.24 = 516,276.94 : x
  2. Step 2: Convert to fraction form
    945,969.26/1,305,465.24 = 516,276.94/x
  3. Step 3: Cross multiply
    945,969.26x = 1,305,465.24 × 516,276.94
  4. Step 4: Simplify right side
    945,969.26x = 673,981,599,383.57
  5. Step 5: Solve for x
    x = 673,981,599,383.57/945,969.26
  6. Step 6: Final answer
    x = 712,477.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.