Home / 302,928.20-418,072.02-182,108.60

Finding the Fourth Proportional to 302,928.20, 418,072.02 and 182,108.60

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Solution

The fourth proportional to 302,928.20, 418,072.02 and 182,108.60 is: 251,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,928.20 : 418,072.02 = 182,108.60 : x
  2. Step 2: Convert to fraction form
    302,928.20/418,072.02 = 182,108.60/x
  3. Step 3: Cross multiply
    302,928.20x = 418,072.02 × 182,108.60
  4. Step 4: Simplify right side
    302,928.20x = 76,134,510,261.37
  5. Step 5: Solve for x
    x = 76,134,510,261.37/302,928.20
  6. Step 6: Final answer
    x = 251,328.57

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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.