Home / 397,316.46-595,961.48-172,677.12

Finding the Fourth Proportional to 397,316.46, 595,961.48 and 172,677.12

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Solution

The fourth proportional to 397,316.46, 595,961.48 and 172,677.12 is: 259,009.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,316.46 : 595,961.48 = 172,677.12 : x
  2. Step 2: Convert to fraction form
    397,316.46/595,961.48 = 172,677.12/x
  3. Step 3: Cross multiply
    397,316.46x = 595,961.48 × 172,677.12
  4. Step 4: Simplify right side
    397,316.46x = 102,908,911,997.34
  5. Step 5: Solve for x
    x = 102,908,911,997.34/397,316.46
  6. Step 6: Final answer
    x = 259,009.94

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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.