Home / 995,390.40-1,493,085.60-617,476.80

Finding the Fourth Proportional to 995,390.40, 1,493,085.60 and 617,476.80

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Solution

The fourth proportional to 995,390.40, 1,493,085.60 and 617,476.80 is: 926,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,390.40 : 1,493,085.60 = 617,476.80 : x
  2. Step 2: Convert to fraction form
    995,390.40/1,493,085.60 = 617,476.80/x
  3. Step 3: Cross multiply
    995,390.40x = 1,493,085.60 × 617,476.80
  4. Step 4: Simplify right side
    995,390.40x = 921,945,718,414.08
  5. Step 5: Solve for x
    x = 921,945,718,414.08/995,390.40
  6. Step 6: Final answer
    x = 926,215.20

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Similar ratio
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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.