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Finding the Fourth Proportional to 234,837.60, 352,256.40 and 188,181.60

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Solution

The fourth proportional to 234,837.60, 352,256.40 and 188,181.60 is: 282,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,837.60 : 352,256.40 = 188,181.60 : x
  2. Step 2: Convert to fraction form
    234,837.60/352,256.40 = 188,181.60/x
  3. Step 3: Cross multiply
    234,837.60x = 352,256.40 × 188,181.60
  4. Step 4: Simplify right side
    234,837.60x = 66,288,172,962.24
  5. Step 5: Solve for x
    x = 66,288,172,962.24/234,837.60
  6. Step 6: Final answer
    x = 282,272.40

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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.