Home / 945,875.58-1,305,336.06-516,183.44

Finding the Fourth Proportional to 945,875.58, 1,305,336.06 and 516,183.44

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Solution

The fourth proportional to 945,875.58, 1,305,336.06 and 516,183.44 is: 712,348.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,875.58 : 1,305,336.06 = 516,183.44 : x
  2. Step 2: Convert to fraction form
    945,875.58/1,305,336.06 = 516,183.44/x
  3. Step 3: Cross multiply
    945,875.58x = 1,305,336.06 × 516,183.44
  4. Step 4: Simplify right side
    945,875.58x = 673,792,851,280.17
  5. Step 5: Solve for x
    x = 673,792,851,280.17/945,875.58
  6. Step 6: Final answer
    x = 712,348.29

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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.