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Finding the Fourth Proportional to 226,593.89, 312,692.96 and 124,619.24

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Solution

The fourth proportional to 226,593.89, 312,692.96 and 124,619.24 is: 171,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,593.89 : 312,692.96 = 124,619.24 : x
  2. Step 2: Convert to fraction form
    226,593.89/312,692.96 = 124,619.24/x
  3. Step 3: Cross multiply
    226,593.89x = 312,692.96 × 124,619.24
  4. Step 4: Simplify right side
    226,593.89x = 38,967,559,420.85
  5. Step 5: Solve for x
    x = 38,967,559,420.85/226,593.89
  6. Step 6: Final answer
    x = 171,970.92

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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.