Home / 454,093.80-679,974.30-360,004.20

Finding the Fourth Proportional to 454,093.80, 679,974.30 and 360,004.20

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Solution

The fourth proportional to 454,093.80, 679,974.30 and 360,004.20 is: 539,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,093.80 : 679,974.30 = 360,004.20 : x
  2. Step 2: Convert to fraction form
    454,093.80/679,974.30 = 360,004.20/x
  3. Step 3: Cross multiply
    454,093.80x = 679,974.30 × 360,004.20
  4. Step 4: Simplify right side
    454,093.80x = 244,793,603,892.06
  5. Step 5: Solve for x
    x = 244,793,603,892.06/454,093.80
  6. Step 6: Final answer
    x = 539,081.58

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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.