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Finding the Fourth Proportional to 382,241.77, 527,503.76 and 210,166.92

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Solution

The fourth proportional to 382,241.77, 527,503.76 and 210,166.92 is: 290,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,241.77 : 527,503.76 = 210,166.92 : x
  2. Step 2: Convert to fraction form
    382,241.77/527,503.76 = 210,166.92/x
  3. Step 3: Cross multiply
    382,241.77x = 527,503.76 × 210,166.92
  4. Step 4: Simplify right side
    382,241.77x = 110,863,840,527.62
  5. Step 5: Solve for x
    x = 110,863,840,527.62/382,241.77
  6. Step 6: Final answer
    x = 290,035.91

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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.