Home / 330,418.38-455,949.02-183,247.46

Finding the Fourth Proportional to 330,418.38, 455,949.02 and 183,247.46

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Solution

The fourth proportional to 330,418.38, 455,949.02 and 183,247.46 is: 252,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,418.38 : 455,949.02 = 183,247.46 : x
  2. Step 2: Convert to fraction form
    330,418.38/455,949.02 = 183,247.46/x
  3. Step 3: Cross multiply
    330,418.38x = 455,949.02 × 183,247.46
  4. Step 4: Simplify right side
    330,418.38x = 83,551,497,524.74
  5. Step 5: Solve for x
    x = 83,551,497,524.74/330,418.38
  6. Step 6: Final answer
    x = 252,865.77

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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.