Home / 413,029.60-619,544.40-132,575.20

Finding the Fourth Proportional to 413,029.60, 619,544.40 and 132,575.20

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Solution

The fourth proportional to 413,029.60, 619,544.40 and 132,575.20 is: 198,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,029.60 : 619,544.40 = 132,575.20 : x
  2. Step 2: Convert to fraction form
    413,029.60/619,544.40 = 132,575.20/x
  3. Step 3: Cross multiply
    413,029.60x = 619,544.40 × 132,575.20
  4. Step 4: Simplify right side
    413,029.60x = 82,136,222,738.88
  5. Step 5: Solve for x
    x = 82,136,222,738.88/413,029.60
  6. Step 6: Final answer
    x = 198,862.80

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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.