Home / 880,733.87-1,215,417.38-493,550.22

Finding the Fourth Proportional to 880,733.87, 1,215,417.38 and 493,550.22

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Solution

The fourth proportional to 880,733.87, 1,215,417.38 and 493,550.22 is: 681,101.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,733.87 : 1,215,417.38 = 493,550.22 : x
  2. Step 2: Convert to fraction form
    880,733.87/1,215,417.38 = 493,550.22/x
  3. Step 3: Cross multiply
    880,733.87x = 1,215,417.38 × 493,550.22
  4. Step 4: Simplify right side
    880,733.87x = 599,869,512,823.07
  5. Step 5: Solve for x
    x = 599,869,512,823.07/880,733.87
  6. Step 6: Final answer
    x = 681,101.90

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Double scale
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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.