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Finding the Fourth Proportional to 236,561.40, 354,842.10 and 169,860.60

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Solution

The fourth proportional to 236,561.40, 354,842.10 and 169,860.60 is: 254,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,561.40 : 354,842.10 = 169,860.60 : x
  2. Step 2: Convert to fraction form
    236,561.40/354,842.10 = 169,860.60/x
  3. Step 3: Cross multiply
    236,561.40x = 354,842.10 × 169,860.60
  4. Step 4: Simplify right side
    236,561.40x = 60,273,692,011.26
  5. Step 5: Solve for x
    x = 60,273,692,011.26/236,561.40
  6. Step 6: Final answer
    x = 254,790.90

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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.