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Finding the Fourth Proportional to 1,336.04, 2,003.59 and 502.95

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Solution

The fourth proportional to 1,336.04, 2,003.59 and 502.95 is: 754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.04 : 2,003.59 = 502.95 : x
  2. Step 2: Convert to fraction form
    1,336.04/2,003.59 = 502.95/x
  3. Step 3: Cross multiply
    1,336.04x = 2,003.59 × 502.95
  4. Step 4: Simplify right side
    1,336.04x = 1,007,705.59
  5. Step 5: Solve for x
    x = 1,007,705.59/1,336.04
  6. Step 6: Final answer
    x = 754.25

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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.