Home / 545,521.82-752,766.14-303,826.84

Finding the Fourth Proportional to 545,521.82, 752,766.14 and 303,826.84

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Solution

The fourth proportional to 545,521.82, 752,766.14 and 303,826.84 is: 419,250.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,521.82 : 752,766.14 = 303,826.84 : x
  2. Step 2: Convert to fraction form
    545,521.82/752,766.14 = 303,826.84/x
  3. Step 3: Cross multiply
    545,521.82x = 752,766.14 × 303,826.84
  4. Step 4: Simplify right side
    545,521.82x = 228,710,557,575.20
  5. Step 5: Solve for x
    x = 228,710,557,575.20/545,521.82
  6. Step 6: Final answer
    x = 419,250.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.