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Finding the Fourth Proportional to 295,418.53, 407,654.55 and 174,536.88

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Solution

The fourth proportional to 295,418.53, 407,654.55 and 174,536.88 is: 240,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,418.53 : 407,654.55 = 174,536.88 : x
  2. Step 2: Convert to fraction form
    295,418.53/407,654.55 = 174,536.88/x
  3. Step 3: Cross multiply
    295,418.53x = 407,654.55 × 174,536.88
  4. Step 4: Simplify right side
    295,418.53x = 71,150,754,694.80
  5. Step 5: Solve for x
    x = 71,150,754,694.80/295,418.53
  6. Step 6: Final answer
    x = 240,847.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.