Home / 524,582.20-787,067.70-169,607.80

Finding the Fourth Proportional to 524,582.20, 787,067.70 and 169,607.80

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Solution

The fourth proportional to 524,582.20, 787,067.70 and 169,607.80 is: 254,474.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,582.20 : 787,067.70 = 169,607.80 : x
  2. Step 2: Convert to fraction form
    524,582.20/787,067.70 = 169,607.80/x
  3. Step 3: Cross multiply
    524,582.20x = 787,067.70 × 169,607.80
  4. Step 4: Simplify right side
    524,582.20x = 133,492,821,048.06
  5. Step 5: Solve for x
    x = 133,492,821,048.06/524,582.20
  6. Step 6: Final answer
    x = 254,474.55

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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.