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Finding the Fourth Proportional to 174,863.20, 262,813.20 and 152,053.60

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Solution

The fourth proportional to 174,863.20, 262,813.20 and 152,053.60 is: 228,531.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,863.20 : 262,813.20 = 152,053.60 : x
  2. Step 2: Convert to fraction form
    174,863.20/262,813.20 = 152,053.60/x
  3. Step 3: Cross multiply
    174,863.20x = 262,813.20 × 152,053.60
  4. Step 4: Simplify right side
    174,863.20x = 39,961,693,187.52
  5. Step 5: Solve for x
    x = 39,961,693,187.52/174,863.20
  6. Step 6: Final answer
    x = 228,531.18

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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.