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Finding the Fourth Proportional to 295,794.76, 408,196.76 and 161,658.76

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Solution

The fourth proportional to 295,794.76, 408,196.76 and 161,658.76 is: 223,089.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,794.76 : 408,196.76 = 161,658.76 : x
  2. Step 2: Convert to fraction form
    295,794.76/408,196.76 = 161,658.76/x
  3. Step 3: Cross multiply
    295,794.76x = 408,196.76 × 161,658.76
  4. Step 4: Simplify right side
    295,794.76x = 65,988,582,057.62
  5. Step 5: Solve for x
    x = 65,988,582,057.62/295,794.76
  6. Step 6: Final answer
    x = 223,089.08

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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.