Home / 277,012.32-382,040.55-191,108.33

Finding the Fourth Proportional to 277,012.32, 382,040.55 and 191,108.33

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Solution

The fourth proportional to 277,012.32, 382,040.55 and 191,108.33 is: 263,566.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,012.32 : 382,040.55 = 191,108.33 : x
  2. Step 2: Convert to fraction form
    277,012.32/382,040.55 = 191,108.33/x
  3. Step 3: Cross multiply
    277,012.32x = 382,040.55 × 191,108.33
  4. Step 4: Simplify right side
    277,012.32x = 73,011,129,592.58
  5. Step 5: Solve for x
    x = 73,011,129,592.58/277,012.32
  6. Step 6: Final answer
    x = 263,566.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.