Home / 297,195.12-410,130-169,945.20

Finding the Fourth Proportional to 297,195.12, 410,130 and 169,945.20

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Solution

The fourth proportional to 297,195.12, 410,130 and 169,945.20 is: 234,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,195.12 : 410,130 = 169,945.20 : x
  2. Step 2: Convert to fraction form
    297,195.12/410,130 = 169,945.20/x
  3. Step 3: Cross multiply
    297,195.12x = 410,130 × 169,945.20
  4. Step 4: Simplify right side
    297,195.12x = 69,699,624,876
  5. Step 5: Solve for x
    x = 69,699,624,876/297,195.12
  6. Step 6: Final answer
    x = 234,524.80

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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.