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Finding the Fourth Proportional to 466,652.80, 699,460.80 and 256,441.60

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Solution

The fourth proportional to 466,652.80, 699,460.80 and 256,441.60 is: 384,377.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,652.80 : 699,460.80 = 256,441.60 : x
  2. Step 2: Convert to fraction form
    466,652.80/699,460.80 = 256,441.60/x
  3. Step 3: Cross multiply
    466,652.80x = 699,460.80 × 256,441.60
  4. Step 4: Simplify right side
    466,652.80x = 179,370,846,689.28
  5. Step 5: Solve for x
    x = 179,370,846,689.28/466,652.80
  6. Step 6: Final answer
    x = 384,377.52

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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.