Home / 296,780.18-409,576.73-167,673.87

Finding the Fourth Proportional to 296,780.18, 409,576.73 and 167,673.87

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Solution

The fourth proportional to 296,780.18, 409,576.73 and 167,673.87 is: 231,401.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,780.18 : 409,576.73 = 167,673.87 : x
  2. Step 2: Convert to fraction form
    296,780.18/409,576.73 = 167,673.87/x
  3. Step 3: Cross multiply
    296,780.18x = 409,576.73 × 167,673.87
  4. Step 4: Simplify right side
    296,780.18x = 68,675,314,542.68
  5. Step 5: Solve for x
    x = 68,675,314,542.68/296,780.18
  6. Step 6: Final answer
    x = 231,401.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.