Home / 905,076.76-1,357,594.14-455,676.97

Finding the Fourth Proportional to 905,076.76, 1,357,594.14 and 455,676.97

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Solution

The fourth proportional to 905,076.76, 1,357,594.14 and 455,676.97 is: 683,504.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,076.76 : 1,357,594.14 = 455,676.97 : x
  2. Step 2: Convert to fraction form
    905,076.76/1,357,594.14 = 455,676.97/x
  3. Step 3: Cross multiply
    905,076.76x = 1,357,594.14 × 455,676.97
  4. Step 4: Simplify right side
    905,076.76x = 618,624,384,204.96
  5. Step 5: Solve for x
    x = 618,624,384,204.96/905,076.76
  6. Step 6: Final answer
    x = 683,504.88

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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.