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Finding the Fourth Proportional to 437,450.34, 603,687.60 and 243,852.54

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Solution

The fourth proportional to 437,450.34, 603,687.60 and 243,852.54 is: 336,519.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,450.34 : 603,687.60 = 243,852.54 : x
  2. Step 2: Convert to fraction form
    437,450.34/603,687.60 = 243,852.54/x
  3. Step 3: Cross multiply
    437,450.34x = 603,687.60 × 243,852.54
  4. Step 4: Simplify right side
    437,450.34x = 147,210,754,626.50
  5. Step 5: Solve for x
    x = 147,210,754,626.50/437,450.34
  6. Step 6: Final answer
    x = 336,519.92

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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.