Home / 819,494.34-1,229,424.18-250,955.34

Finding the Fourth Proportional to 819,494.34, 1,229,424.18 and 250,955.34

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Solution

The fourth proportional to 819,494.34, 1,229,424.18 and 250,955.34 is: 376,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,494.34 : 1,229,424.18 = 250,955.34 : x
  2. Step 2: Convert to fraction form
    819,494.34/1,229,424.18 = 250,955.34/x
  3. Step 3: Cross multiply
    819,494.34x = 1,229,424.18 × 250,955.34
  4. Step 4: Simplify right side
    819,494.34x = 308,530,563,096.12
  5. Step 5: Solve for x
    x = 308,530,563,096.12/819,494.34
  6. Step 6: Final answer
    x = 376,488.95

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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.