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Finding the Fourth Proportional to 367,049.64, 506,236.32 and 303,276.72

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Solution

The fourth proportional to 367,049.64, 506,236.32 and 303,276.72 is: 418,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,049.64 : 506,236.32 = 303,276.72 : x
  2. Step 2: Convert to fraction form
    367,049.64/506,236.32 = 303,276.72/x
  3. Step 3: Cross multiply
    367,049.64x = 506,236.32 × 303,276.72
  4. Step 4: Simplify right side
    367,049.64x = 153,529,690,674.47
  5. Step 5: Solve for x
    x = 153,529,690,674.47/367,049.64
  6. Step 6: Final answer
    x = 418,280.46

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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.