Home / 443,982.51-665,916.03-177,745.64

Finding the Fourth Proportional to 443,982.51, 665,916.03 and 177,745.64

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Solution

The fourth proportional to 443,982.51, 665,916.03 and 177,745.64 is: 266,595.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,982.51 : 665,916.03 = 177,745.64 : x
  2. Step 2: Convert to fraction form
    443,982.51/665,916.03 = 177,745.64/x
  3. Step 3: Cross multiply
    443,982.51x = 665,916.03 × 177,745.64
  4. Step 4: Simplify right side
    443,982.51x = 118,363,667,609.03
  5. Step 5: Solve for x
    x = 118,363,667,609.03/443,982.51
  6. Step 6: Final answer
    x = 266,595.34

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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.