Home / 619,296.89-928,946.73-170,023.91

Finding the Fourth Proportional to 619,296.89, 928,946.73 and 170,023.91

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Solution

The fourth proportional to 619,296.89, 928,946.73 and 170,023.91 is: 255,036.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,296.89 : 928,946.73 = 170,023.91 : x
  2. Step 2: Convert to fraction form
    619,296.89/928,946.73 = 170,023.91/x
  3. Step 3: Cross multiply
    619,296.89x = 928,946.73 × 170,023.91
  4. Step 4: Simplify right side
    619,296.89x = 157,943,150,571.58
  5. Step 5: Solve for x
    x = 157,943,150,571.58/619,296.89
  6. Step 6: Final answer
    x = 255,036.24

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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.