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Finding the Fourth Proportional to 17,341.80, 26,007.90 and 6,954.60

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Solution

The fourth proportional to 17,341.80, 26,007.90 and 6,954.60 is: 10,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,341.80 : 26,007.90 = 6,954.60 : x
  2. Step 2: Convert to fraction form
    17,341.80/26,007.90 = 6,954.60/x
  3. Step 3: Cross multiply
    17,341.80x = 26,007.90 × 6,954.60
  4. Step 4: Simplify right side
    17,341.80x = 180,874,541.34
  5. Step 5: Solve for x
    x = 180,874,541.34/17,341.80
  6. Step 6: Final answer
    x = 10,429.98

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1.5x scale

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.