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Finding the Fourth Proportional to 17,698.41, 24,419.39 and 11,235.69

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Solution

The fourth proportional to 17,698.41, 24,419.39 and 11,235.69 is: 15,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,698.41 : 24,419.39 = 11,235.69 : x
  2. Step 2: Convert to fraction form
    17,698.41/24,419.39 = 11,235.69/x
  3. Step 3: Cross multiply
    17,698.41x = 24,419.39 × 11,235.69
  4. Step 4: Simplify right side
    17,698.41x = 274,368,639.85
  5. Step 5: Solve for x
    x = 274,368,639.85/17,698.41
  6. Step 6: Final answer
    x = 15,502.45

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Half scale
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Double scale
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Similar ratio
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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.