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Finding the Fourth Proportional to 437,569, 603,845.54 and 236,365

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Solution

The fourth proportional to 437,569, 603,845.54 and 236,365 is: 326,183.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,569 : 603,845.54 = 236,365 : x
  2. Step 2: Convert to fraction form
    437,569/603,845.54 = 236,365/x
  3. Step 3: Cross multiply
    437,569x = 603,845.54 × 236,365
  4. Step 4: Simplify right side
    437,569x = 142,727,951,062.10
  5. Step 5: Solve for x
    x = 142,727,951,062.10/437,569
  6. Step 6: Final answer
    x = 326,183.87

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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.