Home / 605,582.28-909,176.94-517,402.44

Finding the Fourth Proportional to 605,582.28, 909,176.94 and 517,402.44

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Solution

The fourth proportional to 605,582.28, 909,176.94 and 517,402.44 is: 776,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,582.28 : 909,176.94 = 517,402.44 : x
  2. Step 2: Convert to fraction form
    605,582.28/909,176.94 = 517,402.44/x
  3. Step 3: Cross multiply
    605,582.28x = 909,176.94 × 517,402.44
  4. Step 4: Simplify right side
    605,582.28x = 470,410,367,147.73
  5. Step 5: Solve for x
    x = 470,410,367,147.73/605,582.28
  6. Step 6: Final answer
    x = 776,790.18

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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.