Home / 976,072.80-1,463,974.20-302,617.20

Finding the Fourth Proportional to 976,072.80, 1,463,974.20 and 302,617.20

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Solution

The fourth proportional to 976,072.80, 1,463,974.20 and 302,617.20 is: 453,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,072.80 : 1,463,974.20 = 302,617.20 : x
  2. Step 2: Convert to fraction form
    976,072.80/1,463,974.20 = 302,617.20/x
  3. Step 3: Cross multiply
    976,072.80x = 1,463,974.20 × 302,617.20
  4. Step 4: Simplify right side
    976,072.80x = 443,023,773,276.24
  5. Step 5: Solve for x
    x = 443,023,773,276.24/976,072.80
  6. Step 6: Final answer
    x = 453,883.95

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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.