Home / 302,579.70-453,869.55-203,046.90

Finding the Fourth Proportional to 302,579.70, 453,869.55 and 203,046.90

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Solution

The fourth proportional to 302,579.70, 453,869.55 and 203,046.90 is: 304,570.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,579.70 : 453,869.55 = 203,046.90 : x
  2. Step 2: Convert to fraction form
    302,579.70/453,869.55 = 203,046.90/x
  3. Step 3: Cross multiply
    302,579.70x = 453,869.55 × 203,046.90
  4. Step 4: Simplify right side
    302,579.70x = 92,156,805,131.90
  5. Step 5: Solve for x
    x = 92,156,805,131.90/302,579.70
  6. Step 6: Final answer
    x = 304,570.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.