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Finding the Fourth Proportional to 558,290.28, 836,768.28 and 202,888.20

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Solution

The fourth proportional to 558,290.28, 836,768.28 and 202,888.20 is: 304,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,290.28 : 836,768.28 = 202,888.20 : x
  2. Step 2: Convert to fraction form
    558,290.28/836,768.28 = 202,888.20/x
  3. Step 3: Cross multiply
    558,290.28x = 836,768.28 × 202,888.20
  4. Step 4: Simplify right side
    558,290.28x = 169,770,410,146.30
  5. Step 5: Solve for x
    x = 169,770,410,146.30/558,290.28
  6. Step 6: Final answer
    x = 304,089.85

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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.