Home / 277,004.26-415,178.34-127,118.22

Finding the Fourth Proportional to 277,004.26, 415,178.34 and 127,118.22

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Solution

The fourth proportional to 277,004.26, 415,178.34 and 127,118.22 is: 190,526.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,004.26 : 415,178.34 = 127,118.22 : x
  2. Step 2: Convert to fraction form
    277,004.26/415,178.34 = 127,118.22/x
  3. Step 3: Cross multiply
    277,004.26x = 415,178.34 × 127,118.22
  4. Step 4: Simplify right side
    277,004.26x = 52,776,731,563.35
  5. Step 5: Solve for x
    x = 52,776,731,563.35/277,004.26
  6. Step 6: Final answer
    x = 190,526.79

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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.