Home / 782,716.34-1,080,666.68-601,102.39

Finding the Fourth Proportional to 782,716.34, 1,080,666.68 and 601,102.39

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Solution

The fourth proportional to 782,716.34, 1,080,666.68 and 601,102.39 is: 829,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,716.34 : 1,080,666.68 = 601,102.39 : x
  2. Step 2: Convert to fraction form
    782,716.34/1,080,666.68 = 601,102.39/x
  3. Step 3: Cross multiply
    782,716.34x = 1,080,666.68 × 601,102.39
  4. Step 4: Simplify right side
    782,716.34x = 649,591,324,141.37
  5. Step 5: Solve for x
    x = 649,591,324,141.37/782,716.34
  6. Step 6: Final answer
    x = 829,919.21

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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.