Home / 960,321.75-1,325,270.76-530,629.71

Finding the Fourth Proportional to 960,321.75, 1,325,270.76 and 530,629.71

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Solution

The fourth proportional to 960,321.75, 1,325,270.76 and 530,629.71 is: 732,283.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,321.75 : 1,325,270.76 = 530,629.71 : x
  2. Step 2: Convert to fraction form
    960,321.75/1,325,270.76 = 530,629.71/x
  3. Step 3: Cross multiply
    960,321.75x = 1,325,270.76 × 530,629.71
  4. Step 4: Simplify right side
    960,321.75x = 703,228,039,050.28
  5. Step 5: Solve for x
    x = 703,228,039,050.28/960,321.75
  6. Step 6: Final answer
    x = 732,283.78

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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.