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Finding the Fourth Proportional to 437,439.87, 603,667.02 and 236,235.87

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Solution

The fourth proportional to 437,439.87, 603,667.02 and 236,235.87 is: 326,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,439.87 : 603,667.02 = 236,235.87 : x
  2. Step 2: Convert to fraction form
    437,439.87/603,667.02 = 236,235.87/x
  3. Step 3: Cross multiply
    437,439.87x = 603,667.02 × 236,235.87
  4. Step 4: Simplify right side
    437,439.87x = 142,607,803,660.01
  5. Step 5: Solve for x
    x = 142,607,803,660.01/437,439.87
  6. Step 6: Final answer
    x = 326,005.50

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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.