Home / 548,965.87-823,527.51-169,919.89

Finding the Fourth Proportional to 548,965.87, 823,527.51 and 169,919.89

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Solution

The fourth proportional to 548,965.87, 823,527.51 and 169,919.89 is: 254,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,965.87 : 823,527.51 = 169,919.89 : x
  2. Step 2: Convert to fraction form
    548,965.87/823,527.51 = 169,919.89/x
  3. Step 3: Cross multiply
    548,965.87x = 823,527.51 × 169,919.89
  4. Step 4: Simplify right side
    548,965.87x = 139,933,703,911.17
  5. Step 5: Solve for x
    x = 139,933,703,911.17/548,965.87
  6. Step 6: Final answer
    x = 254,904.20

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1.5x scale

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.