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Finding the Fourth Proportional to 224,573.85, 336,860.78 and 202,430.48

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Solution

The fourth proportional to 224,573.85, 336,860.78 and 202,430.48 is: 303,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,573.85 : 336,860.78 = 202,430.48 : x
  2. Step 2: Convert to fraction form
    224,573.85/336,860.78 = 202,430.48/x
  3. Step 3: Cross multiply
    224,573.85x = 336,860.78 × 202,430.48
  4. Step 4: Simplify right side
    224,573.85x = 68,190,886,692.12
  5. Step 5: Solve for x
    x = 68,190,886,692.12/224,573.85
  6. Step 6: Final answer
    x = 303,645.71

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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.