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Finding the Fourth Proportional to 12,324.94, 17,009.03 and 7,292.11

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Solution

The fourth proportional to 12,324.94, 17,009.03 and 7,292.11 is: 10,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324.94 : 17,009.03 = 7,292.11 : x
  2. Step 2: Convert to fraction form
    12,324.94/17,009.03 = 7,292.11/x
  3. Step 3: Cross multiply
    12,324.94x = 17,009.03 × 7,292.11
  4. Step 4: Simplify right side
    12,324.94x = 124,031,717.75
  5. Step 5: Solve for x
    x = 124,031,717.75/12,324.94
  6. Step 6: Final answer
    x = 10,063.47

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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.