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Finding the Fourth Proportional to 1,462.04, 2,017.60 and 798.92

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Solution

The fourth proportional to 1,462.04, 2,017.60 and 798.92 is: 1,102.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.04 : 2,017.60 = 798.92 : x
  2. Step 2: Convert to fraction form
    1,462.04/2,017.60 = 798.92/x
  3. Step 3: Cross multiply
    1,462.04x = 2,017.60 × 798.92
  4. Step 4: Simplify right side
    1,462.04x = 1,611,900.99
  5. Step 5: Solve for x
    x = 1,611,900.99/1,462.04
  6. Step 6: Final answer
    x = 1,102.50

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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.