Home / 338,974.86-467,784.02-186,015.63

Finding the Fourth Proportional to 338,974.86, 467,784.02 and 186,015.63

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Solution

The fourth proportional to 338,974.86, 467,784.02 and 186,015.63 is: 256,700.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,974.86 : 467,784.02 = 186,015.63 : x
  2. Step 2: Convert to fraction form
    338,974.86/467,784.02 = 186,015.63/x
  3. Step 3: Cross multiply
    338,974.86x = 467,784.02 × 186,015.63
  4. Step 4: Simplify right side
    338,974.86x = 87,015,139,184.23
  5. Step 5: Solve for x
    x = 87,015,139,184.23/338,974.86
  6. Step 6: Final answer
    x = 256,700.86

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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.