Home / 960,534.80-1,438,037.40-587,286.80

Finding the Fourth Proportional to 960,534.80, 1,438,037.40 and 587,286.80

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Solution

The fourth proportional to 960,534.80, 1,438,037.40 and 587,286.80 is: 879,239.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,534.80 : 1,438,037.40 = 587,286.80 : x
  2. Step 2: Convert to fraction form
    960,534.80/1,438,037.40 = 587,286.80/x
  3. Step 3: Cross multiply
    960,534.80x = 1,438,037.40 × 587,286.80
  4. Step 4: Simplify right side
    960,534.80x = 844,540,382,926.32
  5. Step 5: Solve for x
    x = 844,540,382,926.32/960,534.80
  6. Step 6: Final answer
    x = 879,239.76

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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.