Home / 965,761.38-1,332,767.39-530,219.25

Finding the Fourth Proportional to 965,761.38, 1,332,767.39 and 530,219.25

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Solution

The fourth proportional to 965,761.38, 1,332,767.39 and 530,219.25 is: 731,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,761.38 : 1,332,767.39 = 530,219.25 : x
  2. Step 2: Convert to fraction form
    965,761.38/1,332,767.39 = 530,219.25/x
  3. Step 3: Cross multiply
    965,761.38x = 1,332,767.39 × 530,219.25
  4. Step 4: Simplify right side
    965,761.38x = 706,658,923,299.16
  5. Step 5: Solve for x
    x = 706,658,923,299.16/965,761.38
  6. Step 6: Final answer
    x = 731,711.72

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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.