Home / 454,142.80-681,214.20-444,301.30

Finding the Fourth Proportional to 454,142.80, 681,214.20 and 444,301.30

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Solution

The fourth proportional to 454,142.80, 681,214.20 and 444,301.30 is: 666,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,142.80 : 681,214.20 = 444,301.30 : x
  2. Step 2: Convert to fraction form
    454,142.80/681,214.20 = 444,301.30/x
  3. Step 3: Cross multiply
    454,142.80x = 681,214.20 × 444,301.30
  4. Step 4: Simplify right side
    454,142.80x = 302,664,354,638.46
  5. Step 5: Solve for x
    x = 302,664,354,638.46/454,142.80
  6. Step 6: Final answer
    x = 666,451.95

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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.