Home / 692,540.20-1,039,004.70-337,565.80

Finding the Fourth Proportional to 692,540.20, 1,039,004.70 and 337,565.80

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Solution

The fourth proportional to 692,540.20, 1,039,004.70 and 337,565.80 is: 506,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,540.20 : 1,039,004.70 = 337,565.80 : x
  2. Step 2: Convert to fraction form
    692,540.20/1,039,004.70 = 337,565.80/x
  3. Step 3: Cross multiply
    692,540.20x = 1,039,004.70 × 337,565.80
  4. Step 4: Simplify right side
    692,540.20x = 350,732,452,759.26
  5. Step 5: Solve for x
    x = 350,732,452,759.26/692,540.20
  6. Step 6: Final answer
    x = 506,443.46

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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.