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Finding the Fourth Proportional to 374,373.63, 516,624.08 and 213,251.67

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Solution

The fourth proportional to 374,373.63, 516,624.08 and 213,251.67 is: 294,280.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,373.63 : 516,624.08 = 213,251.67 : x
  2. Step 2: Convert to fraction form
    374,373.63/516,624.08 = 213,251.67/x
  3. Step 3: Cross multiply
    374,373.63x = 516,624.08 × 213,251.67
  4. Step 4: Simplify right side
    374,373.63x = 110,170,946,755.96
  5. Step 5: Solve for x
    x = 110,170,946,755.96/374,373.63
  6. Step 6: Final answer
    x = 294,280.73

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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.