Home / 826,663.46-1,140,756.74-459,164.42

Finding the Fourth Proportional to 826,663.46, 1,140,756.74 and 459,164.42

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Solution

The fourth proportional to 826,663.46, 1,140,756.74 and 459,164.42 is: 633,625.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,663.46 : 1,140,756.74 = 459,164.42 : x
  2. Step 2: Convert to fraction form
    826,663.46/1,140,756.74 = 459,164.42/x
  3. Step 3: Cross multiply
    826,663.46x = 1,140,756.74 × 459,164.42
  4. Step 4: Simplify right side
    826,663.46x = 523,794,901,179.41
  5. Step 5: Solve for x
    x = 523,794,901,179.41/826,663.46
  6. Step 6: Final answer
    x = 633,625.33

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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.