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Finding the Fourth Proportional to 302,162.40, 453,243.60 and 195,874.20

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Solution

The fourth proportional to 302,162.40, 453,243.60 and 195,874.20 is: 293,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,162.40 : 453,243.60 = 195,874.20 : x
  2. Step 2: Convert to fraction form
    302,162.40/453,243.60 = 195,874.20/x
  3. Step 3: Cross multiply
    302,162.40x = 453,243.60 × 195,874.20
  4. Step 4: Simplify right side
    302,162.40x = 88,778,727,555.12
  5. Step 5: Solve for x
    x = 88,778,727,555.12/302,162.40
  6. Step 6: Final answer
    x = 293,811.30

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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.