Home / 915,002.46-1,372,676.40-346,553.78

Finding the Fourth Proportional to 915,002.46, 1,372,676.40 and 346,553.78

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Solution

The fourth proportional to 915,002.46, 1,372,676.40 and 346,553.78 is: 519,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,002.46 : 1,372,676.40 = 346,553.78 : x
  2. Step 2: Convert to fraction form
    915,002.46/1,372,676.40 = 346,553.78/x
  3. Step 3: Cross multiply
    915,002.46x = 1,372,676.40 × 346,553.78
  4. Step 4: Simplify right side
    915,002.46x = 475,706,188,273.41
  5. Step 5: Solve for x
    x = 475,706,188,273.41/915,002.46
  6. Step 6: Final answer
    x = 519,896.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.