Home / 624,396.35-861,666.95-337,916.43

Finding the Fourth Proportional to 624,396.35, 861,666.95 and 337,916.43

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Solution

The fourth proportional to 624,396.35, 861,666.95 and 337,916.43 is: 466,324.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,396.35 : 861,666.95 = 337,916.43 : x
  2. Step 2: Convert to fraction form
    624,396.35/861,666.95 = 337,916.43/x
  3. Step 3: Cross multiply
    624,396.35x = 861,666.95 × 337,916.43
  4. Step 4: Simplify right side
    624,396.35x = 291,171,420,437.78
  5. Step 5: Solve for x
    x = 291,171,420,437.78/624,396.35
  6. Step 6: Final answer
    x = 466,324.67

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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.