Home / 672,680.88-1,009,048.14-267,949.80

Finding the Fourth Proportional to 672,680.88, 1,009,048.14 and 267,949.80

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Solution

The fourth proportional to 672,680.88, 1,009,048.14 and 267,949.80 is: 401,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,680.88 : 1,009,048.14 = 267,949.80 : x
  2. Step 2: Convert to fraction form
    672,680.88/1,009,048.14 = 267,949.80/x
  3. Step 3: Cross multiply
    672,680.88x = 1,009,048.14 × 267,949.80
  4. Step 4: Simplify right side
    672,680.88x = 270,374,247,303.37
  5. Step 5: Solve for x
    x = 270,374,247,303.37/672,680.88
  6. Step 6: Final answer
    x = 401,935.38

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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.