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Finding the Fourth Proportional to 302,832.60, 454,686.30 and 228,474.60

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Solution

The fourth proportional to 302,832.60, 454,686.30 and 228,474.60 is: 343,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,832.60 : 454,686.30 = 228,474.60 : x
  2. Step 2: Convert to fraction form
    302,832.60/454,686.30 = 228,474.60/x
  3. Step 3: Cross multiply
    302,832.60x = 454,686.30 × 228,474.60
  4. Step 4: Simplify right side
    302,832.60x = 103,884,270,517.98
  5. Step 5: Solve for x
    x = 103,884,270,517.98/302,832.60
  6. Step 6: Final answer
    x = 343,041.90

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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.