Home / 928,819.22-1,393,227.39-613,202.18

Finding the Fourth Proportional to 928,819.22, 1,393,227.39 and 613,202.18

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Solution

The fourth proportional to 928,819.22, 1,393,227.39 and 613,202.18 is: 919,802.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,819.22 : 1,393,227.39 = 613,202.18 : x
  2. Step 2: Convert to fraction form
    928,819.22/1,393,227.39 = 613,202.18/x
  3. Step 3: Cross multiply
    928,819.22x = 1,393,227.39 × 613,202.18
  4. Step 4: Simplify right side
    928,819.22x = 854,330,072,783.71
  5. Step 5: Solve for x
    x = 854,330,072,783.71/928,819.22
  6. Step 6: Final answer
    x = 919,802.32

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Double scale
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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.