Home / 691,822.80-1,037,734.20-573,724.80

Finding the Fourth Proportional to 691,822.80, 1,037,734.20 and 573,724.80

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Solution

The fourth proportional to 691,822.80, 1,037,734.20 and 573,724.80 is: 860,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,822.80 : 1,037,734.20 = 573,724.80 : x
  2. Step 2: Convert to fraction form
    691,822.80/1,037,734.20 = 573,724.80/x
  3. Step 3: Cross multiply
    691,822.80x = 1,037,734.20 × 573,724.80
  4. Step 4: Simplify right side
    691,822.80x = 595,373,846,348.16
  5. Step 5: Solve for x
    x = 595,373,846,348.16/691,822.80
  6. Step 6: Final answer
    x = 860,587.20

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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.