Home / 583,789.60-874,372.20-355,466.80

Finding the Fourth Proportional to 583,789.60, 874,372.20 and 355,466.80

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Solution

The fourth proportional to 583,789.60, 874,372.20 and 355,466.80 is: 532,401.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,789.60 : 874,372.20 = 355,466.80 : x
  2. Step 2: Convert to fraction form
    583,789.60/874,372.20 = 355,466.80/x
  3. Step 3: Cross multiply
    583,789.60x = 874,372.20 × 355,466.80
  4. Step 4: Simplify right side
    583,789.60x = 310,810,287,942.96
  5. Step 5: Solve for x
    x = 310,810,287,942.96/583,789.60
  6. Step 6: Final answer
    x = 532,401.21

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1.5x scale

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.