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Finding the Fourth Proportional to 495,182.44, 741,562.28 and 447,258.72

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Solution

The fourth proportional to 495,182.44, 741,562.28 and 447,258.72 is: 669,793.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,182.44 : 741,562.28 = 447,258.72 : x
  2. Step 2: Convert to fraction form
    495,182.44/741,562.28 = 447,258.72/x
  3. Step 3: Cross multiply
    495,182.44x = 741,562.28 × 447,258.72
  4. Step 4: Simplify right side
    495,182.44x = 331,670,196,153.08
  5. Step 5: Solve for x
    x = 331,670,196,153.08/495,182.44
  6. Step 6: Final answer
    x = 669,793.94

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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.