Home / 397,193.02-595,453.48-172,383.39

Finding the Fourth Proportional to 397,193.02, 595,453.48 and 172,383.39

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Solution

The fourth proportional to 397,193.02, 595,453.48 and 172,383.39 is: 258,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,193.02 : 595,453.48 = 172,383.39 : x
  2. Step 2: Convert to fraction form
    397,193.02/595,453.48 = 172,383.39/x
  3. Step 3: Cross multiply
    397,193.02x = 595,453.48 × 172,383.39
  4. Step 4: Simplify right side
    397,193.02x = 102,646,289,038.74
  5. Step 5: Solve for x
    x = 102,646,289,038.74/397,193.02
  6. Step 6: Final answer
    x = 258,429.24

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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.