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Finding the Fourth Proportional to 236,442.60, 354,663.90 and 194,452.20

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Solution

The fourth proportional to 236,442.60, 354,663.90 and 194,452.20 is: 291,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,442.60 : 354,663.90 = 194,452.20 : x
  2. Step 2: Convert to fraction form
    236,442.60/354,663.90 = 194,452.20/x
  3. Step 3: Cross multiply
    236,442.60x = 354,663.90 × 194,452.20
  4. Step 4: Simplify right side
    236,442.60x = 68,965,175,615.58
  5. Step 5: Solve for x
    x = 68,965,175,615.58/236,442.60
  6. Step 6: Final answer
    x = 291,678.30

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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.