Home / 338,961.05-467,764.96-186,001.80

Finding the Fourth Proportional to 338,961.05, 467,764.96 and 186,001.80

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Solution

The fourth proportional to 338,961.05, 467,764.96 and 186,001.80 is: 256,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,961.05 : 467,764.96 = 186,001.80 : x
  2. Step 2: Convert to fraction form
    338,961.05/467,764.96 = 186,001.80/x
  3. Step 3: Cross multiply
    338,961.05x = 467,764.96 × 186,001.80
  4. Step 4: Simplify right side
    338,961.05x = 87,005,122,782.81
  5. Step 5: Solve for x
    x = 87,005,122,782.81/338,961.05
  6. Step 6: Final answer
    x = 256,681.77

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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.