Home / 724,992.09-1,087,499.06-251,692.48

Finding the Fourth Proportional to 724,992.09, 1,087,499.06 and 251,692.48

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Solution

The fourth proportional to 724,992.09, 1,087,499.06 and 251,692.48 is: 377,542.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,992.09 : 1,087,499.06 = 251,692.48 : x
  2. Step 2: Convert to fraction form
    724,992.09/1,087,499.06 = 251,692.48/x
  3. Step 3: Cross multiply
    724,992.09x = 1,087,499.06 × 251,692.48
  4. Step 4: Simplify right side
    724,992.09x = 273,715,336,038.30
  5. Step 5: Solve for x
    x = 273,715,336,038.30/724,992.09
  6. Step 6: Final answer
    x = 377,542.52

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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.