Home / 534,223.72-737,161.20-425,603.55

Finding the Fourth Proportional to 534,223.72, 737,161.20 and 425,603.55

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Solution

The fourth proportional to 534,223.72, 737,161.20 and 425,603.55 is: 587,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,223.72 : 737,161.20 = 425,603.55 : x
  2. Step 2: Convert to fraction form
    534,223.72/737,161.20 = 425,603.55/x
  3. Step 3: Cross multiply
    534,223.72x = 737,161.20 × 425,603.55
  4. Step 4: Simplify right side
    534,223.72x = 313,738,422,883.38
  5. Step 5: Solve for x
    x = 313,738,422,883.38/534,223.72
  6. Step 6: Final answer
    x = 587,279.09

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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.