Home / 783,579.60-1,175,542.20-251,125.20

Finding the Fourth Proportional to 783,579.60, 1,175,542.20 and 251,125.20

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Solution

The fourth proportional to 783,579.60, 1,175,542.20 and 251,125.20 is: 376,743.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,579.60 : 1,175,542.20 = 251,125.20 : x
  2. Step 2: Convert to fraction form
    783,579.60/1,175,542.20 = 251,125.20/x
  3. Step 3: Cross multiply
    783,579.60x = 1,175,542.20 × 251,125.20
  4. Step 4: Simplify right side
    783,579.60x = 295,208,270,083.44
  5. Step 5: Solve for x
    x = 295,208,270,083.44/783,579.60
  6. Step 6: Final answer
    x = 376,743.18

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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.