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Finding the Fourth Proportional to 358,769.45, 495,059.34 and 203,710.24

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Solution

The fourth proportional to 358,769.45, 495,059.34 and 203,710.24 is: 281,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,769.45 : 495,059.34 = 203,710.24 : x
  2. Step 2: Convert to fraction form
    358,769.45/495,059.34 = 203,710.24/x
  3. Step 3: Cross multiply
    358,769.45x = 495,059.34 × 203,710.24
  4. Step 4: Simplify right side
    358,769.45x = 100,848,658,348.38
  5. Step 5: Solve for x
    x = 100,848,658,348.38/358,769.45
  6. Step 6: Final answer
    x = 281,096.00

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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.