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Finding the Fourth Proportional to 17,696.46, 26,548.06 and 6,602.70

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Solution

The fourth proportional to 17,696.46, 26,548.06 and 6,602.70 is: 9,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,696.46 : 26,548.06 = 6,602.70 : x
  2. Step 2: Convert to fraction form
    17,696.46/26,548.06 = 6,602.70/x
  3. Step 3: Cross multiply
    17,696.46x = 26,548.06 × 6,602.70
  4. Step 4: Simplify right side
    17,696.46x = 175,288,875.76
  5. Step 5: Solve for x
    x = 175,288,875.76/17,696.46
  6. Step 6: Final answer
    x = 9,905.31

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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.