Home / 269,520.44-404,368.14-129,290.04

Finding the Fourth Proportional to 269,520.44, 404,368.14 and 129,290.04

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Solution

The fourth proportional to 269,520.44, 404,368.14 and 129,290.04 is: 193,977.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,520.44 : 404,368.14 = 129,290.04 : x
  2. Step 2: Convert to fraction form
    269,520.44/404,368.14 = 129,290.04/x
  3. Step 3: Cross multiply
    269,520.44x = 404,368.14 × 129,290.04
  4. Step 4: Simplify right side
    269,520.44x = 52,280,772,995.33
  5. Step 5: Solve for x
    x = 52,280,772,995.33/269,520.44
  6. Step 6: Final answer
    x = 193,977.02

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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.