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Finding the Fourth Proportional to 174,447.60, 261,671.40 and 160,969.20

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Solution

The fourth proportional to 174,447.60, 261,671.40 and 160,969.20 is: 241,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,447.60 : 261,671.40 = 160,969.20 : x
  2. Step 2: Convert to fraction form
    174,447.60/261,671.40 = 160,969.20/x
  3. Step 3: Cross multiply
    174,447.60x = 261,671.40 × 160,969.20
  4. Step 4: Simplify right side
    174,447.60x = 42,121,035,920.88
  5. Step 5: Solve for x
    x = 42,121,035,920.88/174,447.60
  6. Step 6: Final answer
    x = 241,453.80

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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.