Home / 539,764.88-809,927.52-220,151.23

Finding the Fourth Proportional to 539,764.88, 809,927.52 and 220,151.23

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Solution

The fourth proportional to 539,764.88, 809,927.52 and 220,151.23 is: 330,341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,764.88 : 809,927.52 = 220,151.23 : x
  2. Step 2: Convert to fraction form
    539,764.88/809,927.52 = 220,151.23/x
  3. Step 3: Cross multiply
    539,764.88x = 809,927.52 × 220,151.23
  4. Step 4: Simplify right side
    539,764.88x = 178,306,534,588.46
  5. Step 5: Solve for x
    x = 178,306,534,588.46/539,764.88
  6. Step 6: Final answer
    x = 330,341.12

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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.