Home / 658,045.20-987,067.80-583,249.80

Finding the Fourth Proportional to 658,045.20, 987,067.80 and 583,249.80

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Solution

The fourth proportional to 658,045.20, 987,067.80 and 583,249.80 is: 874,874.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,045.20 : 987,067.80 = 583,249.80 : x
  2. Step 2: Convert to fraction form
    658,045.20/987,067.80 = 583,249.80/x
  3. Step 3: Cross multiply
    658,045.20x = 987,067.80 × 583,249.80
  4. Step 4: Simplify right side
    658,045.20x = 575,707,096,936.44
  5. Step 5: Solve for x
    x = 575,707,096,936.44/658,045.20
  6. Step 6: Final answer
    x = 874,874.70

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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.