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Finding the Fourth Proportional to 555,200.14, 832,800.11 and 302,692.97

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Solution

The fourth proportional to 555,200.14, 832,800.11 and 302,692.97 is: 454,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,200.14 : 832,800.11 = 302,692.97 : x
  2. Step 2: Convert to fraction form
    555,200.14/832,800.11 = 302,692.97/x
  3. Step 3: Cross multiply
    555,200.14x = 832,800.11 × 302,692.97
  4. Step 4: Simplify right side
    555,200.14x = 252,082,738,712.23
  5. Step 5: Solve for x
    x = 252,082,738,712.23/555,200.14
  6. Step 6: Final answer
    x = 454,039.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.