Home / 930,758.40-1,396,137.60-576,464.40

Finding the Fourth Proportional to 930,758.40, 1,396,137.60 and 576,464.40

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Solution

The fourth proportional to 930,758.40, 1,396,137.60 and 576,464.40 is: 864,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,758.40 : 1,396,137.60 = 576,464.40 : x
  2. Step 2: Convert to fraction form
    930,758.40/1,396,137.60 = 576,464.40/x
  3. Step 3: Cross multiply
    930,758.40x = 1,396,137.60 × 576,464.40
  4. Step 4: Simplify right side
    930,758.40x = 804,823,623,901.44
  5. Step 5: Solve for x
    x = 804,823,623,901.44/930,758.40
  6. Step 6: Final answer
    x = 864,696.60

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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.