Home / 637,082.78-955,623.17-436,795.97

Finding the Fourth Proportional to 637,082.78, 955,623.17 and 436,795.97

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Solution

The fourth proportional to 637,082.78, 955,623.17 and 436,795.97 is: 655,193.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,082.78 : 955,623.17 = 436,795.97 : x
  2. Step 2: Convert to fraction form
    637,082.78/955,623.17 = 436,795.97/x
  3. Step 3: Cross multiply
    637,082.78x = 955,623.17 × 436,795.97
  4. Step 4: Simplify right side
    637,082.78x = 417,412,342,532.53
  5. Step 5: Solve for x
    x = 417,412,342,532.53/637,082.78
  6. Step 6: Final answer
    x = 655,193.26

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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.