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Finding the Fourth Proportional to 1,596.21, 2,394.36 and 902.76

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Solution

The fourth proportional to 1,596.21, 2,394.36 and 902.76 is: 1,354.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596.21 : 2,394.36 = 902.76 : x
  2. Step 2: Convert to fraction form
    1,596.21/2,394.36 = 902.76/x
  3. Step 3: Cross multiply
    1,596.21x = 2,394.36 × 902.76
  4. Step 4: Simplify right side
    1,596.21x = 2,161,532.43
  5. Step 5: Solve for x
    x = 2,161,532.43/1,596.21
  6. Step 6: Final answer
    x = 1,354.17

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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.