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Finding the Fourth Proportional to 1,596.50, 2,392.76 and 903.87

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Solution

The fourth proportional to 1,596.50, 2,392.76 and 903.87 is: 1,354.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596.50 : 2,392.76 = 903.87 : x
  2. Step 2: Convert to fraction form
    1,596.50/2,392.76 = 903.87/x
  3. Step 3: Cross multiply
    1,596.50x = 2,392.76 × 903.87
  4. Step 4: Simplify right side
    1,596.50x = 2,162,739.46
  5. Step 5: Solve for x
    x = 2,162,739.46/1,596.50
  6. Step 6: Final answer
    x = 1,354.68

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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.