Home / 279,261.06-415,732.85-277,600.29

Finding the Fourth Proportional to 279,261.06, 415,732.85 and 277,600.29

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Solution

The fourth proportional to 279,261.06, 415,732.85 and 277,600.29 is: 413,260.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,261.06 : 415,732.85 = 277,600.29 : x
  2. Step 2: Convert to fraction form
    279,261.06/415,732.85 = 277,600.29/x
  3. Step 3: Cross multiply
    279,261.06x = 415,732.85 × 277,600.29
  4. Step 4: Simplify right side
    279,261.06x = 115,407,558,334.53
  5. Step 5: Solve for x
    x = 115,407,558,334.53/279,261.06
  6. Step 6: Final answer
    x = 413,260.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.