Home / 499,777.03-689,692.76-273,422.53

Finding the Fourth Proportional to 499,777.03, 689,692.76 and 273,422.53

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Solution

The fourth proportional to 499,777.03, 689,692.76 and 273,422.53 is: 377,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,777.03 : 689,692.76 = 273,422.53 : x
  2. Step 2: Convert to fraction form
    499,777.03/689,692.76 = 273,422.53/x
  3. Step 3: Cross multiply
    499,777.03x = 689,692.76 × 273,422.53
  4. Step 4: Simplify right side
    499,777.03x = 188,577,539,882.22
  5. Step 5: Solve for x
    x = 188,577,539,882.22/499,777.03
  6. Step 6: Final answer
    x = 377,323.34

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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.