Home / 699,201.32-1,048,854.83-193,756.46

Finding the Fourth Proportional to 699,201.32, 1,048,854.83 and 193,756.46

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Solution

The fourth proportional to 699,201.32, 1,048,854.83 and 193,756.46 is: 290,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,201.32 : 1,048,854.83 = 193,756.46 : x
  2. Step 2: Convert to fraction form
    699,201.32/1,048,854.83 = 193,756.46/x
  3. Step 3: Cross multiply
    699,201.32x = 1,048,854.83 × 193,756.46
  4. Step 4: Simplify right side
    699,201.32x = 203,222,392,701.65
  5. Step 5: Solve for x
    x = 203,222,392,701.65/699,201.32
  6. Step 6: Final answer
    x = 290,649.33

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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.