Home / 937,026.80-1,405,540.20-404,176.40

Finding the Fourth Proportional to 937,026.80, 1,405,540.20 and 404,176.40

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Solution

The fourth proportional to 937,026.80, 1,405,540.20 and 404,176.40 is: 606,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,026.80 : 1,405,540.20 = 404,176.40 : x
  2. Step 2: Convert to fraction form
    937,026.80/1,405,540.20 = 404,176.40/x
  3. Step 3: Cross multiply
    937,026.80x = 1,405,540.20 × 404,176.40
  4. Step 4: Simplify right side
    937,026.80x = 568,086,178,091.28
  5. Step 5: Solve for x
    x = 568,086,178,091.28/937,026.80
  6. Step 6: Final answer
    x = 606,264.60

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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.