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Finding the Fourth Proportional to 298,233.46, 411,549.83 and 162,267.93

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Solution

The fourth proportional to 298,233.46, 411,549.83 and 162,267.93 is: 223,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,233.46 : 411,549.83 = 162,267.93 : x
  2. Step 2: Convert to fraction form
    298,233.46/411,549.83 = 162,267.93/x
  3. Step 3: Cross multiply
    298,233.46x = 411,549.83 × 162,267.93
  4. Step 4: Simplify right side
    298,233.46x = 66,781,339,715.87
  5. Step 5: Solve for x
    x = 66,781,339,715.87/298,233.46
  6. Step 6: Final answer
    x = 223,923.03

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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.