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Finding the Fourth Proportional to 295,595.04, 407,987.60 and 193,561.24

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Solution

The fourth proportional to 295,595.04, 407,987.60 and 193,561.24 is: 267,158.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,595.04 : 407,987.60 = 193,561.24 : x
  2. Step 2: Convert to fraction form
    295,595.04/407,987.60 = 193,561.24/x
  3. Step 3: Cross multiply
    295,595.04x = 407,987.60 × 193,561.24
  4. Step 4: Simplify right side
    295,595.04x = 78,970,585,760.62
  5. Step 5: Solve for x
    x = 78,970,585,760.62/295,595.04
  6. Step 6: Final answer
    x = 267,158.02

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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.