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Finding the Fourth Proportional to 253,600.80, 350,074.08 and 162,961.80

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Solution

The fourth proportional to 253,600.80, 350,074.08 and 162,961.80 is: 224,954.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,600.80 : 350,074.08 = 162,961.80 : x
  2. Step 2: Convert to fraction form
    253,600.80/350,074.08 = 162,961.80/x
  3. Step 3: Cross multiply
    253,600.80x = 350,074.08 × 162,961.80
  4. Step 4: Simplify right side
    253,600.80x = 57,048,702,210.14
  5. Step 5: Solve for x
    x = 57,048,702,210.14/253,600.80
  6. Step 6: Final answer
    x = 224,954.74

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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.