Home / 619,836.05-929,652.01-579,488.33

Finding the Fourth Proportional to 619,836.05, 929,652.01 and 579,488.33

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Solution

The fourth proportional to 619,836.05, 929,652.01 and 579,488.33 is: 869,137.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,836.05 : 929,652.01 = 579,488.33 : x
  2. Step 2: Convert to fraction form
    619,836.05/929,652.01 = 579,488.33/x
  3. Step 3: Cross multiply
    619,836.05x = 929,652.01 × 579,488.33
  4. Step 4: Simplify right side
    619,836.05x = 538,722,490,756.04
  5. Step 5: Solve for x
    x = 538,722,490,756.04/619,836.05
  6. Step 6: Final answer
    x = 869,137.07

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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.