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Finding the Fourth Proportional to 366,939.34, 506,404.03 and 203,626.76

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Solution

The fourth proportional to 366,939.34, 506,404.03 and 203,626.76 is: 281,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,939.34 : 506,404.03 = 203,626.76 : x
  2. Step 2: Convert to fraction form
    366,939.34/506,404.03 = 203,626.76/x
  3. Step 3: Cross multiply
    366,939.34x = 506,404.03 × 203,626.76
  4. Step 4: Simplify right side
    366,939.34x = 103,117,413,018.59
  5. Step 5: Solve for x
    x = 103,117,413,018.59/366,939.34
  6. Step 6: Final answer
    x = 281,020.32

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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.