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Finding the Fourth Proportional to 299,995.60, 450,511.80 and 160,027.60

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Solution

The fourth proportional to 299,995.60, 450,511.80 and 160,027.60 is: 240,317.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,995.60 : 450,511.80 = 160,027.60 : x
  2. Step 2: Convert to fraction form
    299,995.60/450,511.80 = 160,027.60/x
  3. Step 3: Cross multiply
    299,995.60x = 450,511.80 × 160,027.60
  4. Step 4: Simplify right side
    299,995.60x = 72,094,322,125.68
  5. Step 5: Solve for x
    x = 72,094,322,125.68/299,995.60
  6. Step 6: Final answer
    x = 240,317.93

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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.