Home / 573,024.14-858,721.26-422,077.40

Finding the Fourth Proportional to 573,024.14, 858,721.26 and 422,077.40

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Solution

The fourth proportional to 573,024.14, 858,721.26 and 422,077.40 is: 632,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,024.14 : 858,721.26 = 422,077.40 : x
  2. Step 2: Convert to fraction form
    573,024.14/858,721.26 = 422,077.40/x
  3. Step 3: Cross multiply
    573,024.14x = 858,721.26 × 422,077.40
  4. Step 4: Simplify right side
    573,024.14x = 362,446,836,745.52
  5. Step 5: Solve for x
    x = 362,446,836,745.52/573,024.14
  6. Step 6: Final answer
    x = 632,515.83

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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.