Home / 314,245.63-433,705.68-185,142.83

Finding the Fourth Proportional to 314,245.63, 433,705.68 and 185,142.83

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Solution

The fourth proportional to 314,245.63, 433,705.68 and 185,142.83 is: 255,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,245.63 : 433,705.68 = 185,142.83 : x
  2. Step 2: Convert to fraction form
    314,245.63/433,705.68 = 185,142.83/x
  3. Step 3: Cross multiply
    314,245.63x = 433,705.68 × 185,142.83
  4. Step 4: Simplify right side
    314,245.63x = 80,297,498,593.97
  5. Step 5: Solve for x
    x = 80,297,498,593.97/314,245.63
  6. Step 6: Final answer
    x = 255,524.63

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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.