Home / 826,694.44-1,140,775.20-464,048.21

Finding the Fourth Proportional to 826,694.44, 1,140,775.20 and 464,048.21

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Solution

The fourth proportional to 826,694.44, 1,140,775.20 and 464,048.21 is: 640,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,694.44 : 1,140,775.20 = 464,048.21 : x
  2. Step 2: Convert to fraction form
    826,694.44/1,140,775.20 = 464,048.21/x
  3. Step 3: Cross multiply
    826,694.44x = 1,140,775.20 × 464,048.21
  4. Step 4: Simplify right side
    826,694.44x = 529,374,692,424.33
  5. Step 5: Solve for x
    x = 529,374,692,424.33/826,694.44
  6. Step 6: Final answer
    x = 640,351.10

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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.